Gia.edu - SEO Checker

Overview of the SEO Check
Meta information
100% 
Page quality
72% 
Page structure
75% 
Link structure
25% 
Server
81% 
External factors
100% 
SEO Score
Response time
0.33 s
File size
259.10 kB
Words
933
Media files
39
Number of links
226 internal / 15 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Gemological Institute Of America | All About Gemstones - GIA
The length of the page title is perfect. (552 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Established in 1931, GIA is an independent nonprofit that protects the gem and jewelry buying public through research, education and laboratory services.
The length of the meta description is perfect. (946 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
No canonical link is specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en
Server location: Germany
The following language is defined by HTML: en
Alternate/Hreflang Links
(Somewhat important)
There are no alternate links specified on this page.
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
The domain is no subdomain.
The domain length is good.
The domain does not contain non-latin characters.
Page URL
(Somewhat important)
No parameters were found in the URL.
No session ID was found in the URL.
The URL does not have too many subdirectories.
Charset encoding
(Somewhat important)
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 5 is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
The favicon is linked correctly.

Meta tags

NameValue
viewportwidth=device-width, initial-scale=1, shrink-to-fit=no
descriptionEstablished in 1931, GIA is an independent nonprofit that protects the gem and jewelry buying public through research, education and laboratory services.
keywordsGIA, Gemological Institute of America, gemstones, gems
google-site-verificationtBnD6zl-M-MHYj59WNxn23xaYrlqY_YUW3ZY4hucPzE
langen
fb:pages270929056289845
X-UA-CompatibleIE=Edge
charsetutf-8

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Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
This page contains 933 words. That's ok.
15.2% of the text are stop words.
The page contains a listing, which indicates a good text layout.
5 paragraphs were found on this page.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 14 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
This page loads 11 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width, initial-scale=1, shrink-to-fit=no" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 19 tags for this page.
Image SEO
(Somewhat important)
21 images have no alt attribute. The content of alt attributes is used by search engines.
Social Networks
(Nice to have)
This page is optimized perfectly for social networks.
Additional markup
(Nice to have)
No additional page markup was found.
HTTPS
(Somewhat important)
This website uses HTTPS to protect privacy and integrity of the exchanged data.
All included files are also transferred via HTTPS.

Media list

URLAlt attributeTitle
...s/img/global-header/desktop/gia-logo.svgGIA Logo Home
...g/global-header/mobile/language-icon.svgNo alt attribute provided
...g/global-header/mobile/white-close-x.svgclose modal
...s/img/global-header/desktop/gia-logo.svgGIA Logo Home
/img/global-header/desktop/down-toggle.svgNo alt attribute provided
/img/global-header/desktop/down-toggle.svgNo alt attribute provided
/img/global-header/desktop/down-toggle.svgNo alt attribute provided
/img/global-header/desktop/down-toggle.svgNo alt attribute provided
/img/global-header/desktop/down-toggle.svgNo alt attribute provided
/img/global-header/desktop/down-toggle.svgNo alt attribute provided
...emology-Sapphire-Inclusions-1280x550.jpgNo alt attribute provided
...ges/Low-Temp-Pink-Sapphires-1280x550.jpgNo alt attribute provided
/images/emerald-rough-polished-1280x550.pngNo alt attribute provided
/images/WN20-MW-Fig1-263233-216px.jpgIrregularly shaped cavities in emerald.Irregularly shaped cavities in emerald.
/images/Knowledge-Sessions-216x122.pngKnowledge Session WebinarsKnowledge Session Webinars
/images/WN20-LN-Fig1-263252-216px.jpgPurplish pink Montana sapphire in this study (left) next to a hexagonal rough (right).Purplish pink Montana sapphire in this study (left) next to a hexagonal rough (right).
/images/WN20-GNI-Fig1ABC-263261-216px.jpgOiling the fissures dramatically improves the appearance of this tanzanite.Oiling the fissures dramatically improves the appearance of this tanzanite.
...rom-the-deep-crystals-221670-216x122.jpgNo alt attribute provided
/images/WN20-LN-Fig1-263239-216px.jpgBlue flux-grown synthetic sapphire.Blue flux-grown synthetic sapphire.
...es/Featured-Gems-PERIDOT-14611-73x70.pngFeatured Gem PeridotFeatured Gem Peridot
/images/fancy-color-diamond.pngFancy Color DiamondFancy Color Diamond
https://www.gia.edu/images/diamond.pngDiamondDiamond
https://www.gia.edu/images/emerald.pngEmerald Bluish Green StoneEmerald Bluish Green Stone
...s/Featured-Gems-CITRINE-151544-73x70.pngFeatured Gem CitrineFeatured Gem Citrine
/images/resources-for-retailers.jpg
/images/YMAL_Store-216x122.jpg
/images/diamond-abstract-art-266x162.jpgAbstract art with fluorescent rainbow and dark brown triangle patternsAbstract art with fluorescent rainbow and dark brown triangle patterns
/images/WN-GG-Cover-216x122.jpgNo alt attribute provided
/assets/img/icons/down-toggle.svgNo alt attribute provided
/img/global-footer/gia-logo-full.svgGIAGIA
/assets/img/global-footer/get-updates.svgNo alt attribute provided
/onlineopinionV5/oo_tab_icon_1.gifNo alt attribute provided
/img/footer/social-fb-small-bw.pngNo alt attribute provided
/img/footer/social-twitter-small-bw.pngNo alt attribute provided
/img/footer/social-linkedin-small-bw.pngNo alt attribute provided
/img/footer/pinterest-logo-b-w.pngNo alt attribute provided
/img/footer/social-youtube-small-bw.pngNo alt attribute provided
/img/footer/social-instagram-small-bw.pngNo alt attribute provided
/assets/img/global-footer/language-icon.svgChange Language iconChange Language icon

Page structure

H1 heading
(Critically important)
There is no H1 heading specified.
Headings
(Important)
Some headings occur twice on the page.
The structure of headings is missing one or more levels. Do not skip heading levels.

Heading structure

Heading levelContent
H2 Please choose a language
H2 Gems & Gemology
H2 Gems & Gemology Duplicate text
H2 May Birthstone
H2 Research & News
H3 Learn & Connect
H3 Featured Gems
H3 You Might Also Like
H5 Find a Retailer
H5 Shop the Campus Store
H5 Subscribe to Knowledge Rocks Emails
H5 G&G Winter 2020 Edition
H6 Peridot
H6 Fancy Color Diamond
H6 Diamond
H6 Emerald
H6 Citrine
Some internal links have dynamic parameters. All internal URLs, which are not marked as nofollow, should not contain dynamic parameters.
Some anchor texts are used more than once.
3 links don't have an anchor text.
There are 7 links with a trivial anchor text.
The number of internal links is ok.
None of the anchor texts is too long.
There are 15 external links on this page.
LinkAttributesAnchor text
https://www.gia.edu/homeIMG-ALT GIA Logo Home
/gem-encyclopediaGem Encyclopedia
https://www.gia.edu/birthstonesBirthstones
/gia-gubelin-gem-project-researchGIA's Gübelin Gem Project
/gemkids-programGIA GemKids Program
/gem-education-kidsContent for Educators
http://gemkids.gia.edu/New window External GemKids Website
https://www.gia.edu/gem-labAnalysis & Grading
/report-check-landingReport Check
/submit-a-gem-duplicateSubmit A Gem
/gem-lab-return-datesReturn Dates
https://www.gia.edu/facetwareGIA Facetware®
/gia-instrumentsGIA Instruments
/opening-a-lab-accountOpen Laboratory Account
/gem-lab-fee-scheduleLaboratory Service Fees
/gem-lab-service/diamond-gradingNatural Diamonds
/gem-lab-service/colored-diamondNatural Colored Diamonds
/gem-lab-service/synthetic-dia...Laboratory-Grown Diamonds
/gem-lab-service/colored-stoneColored Stones
/gem-lab-service/pearlPearls
/gem-education/overviewOverview
/gem-education/programs-coursesAll Programs & Courses
/gem-education/applied-jewelry...Applied Jewelry Professional Program
/gem-education/program-graduat...Graduate Colored Stones Program
/gem-education/program-graduat...Graduate Diamonds Program
/gem-education/program-graduat...Graduate Gemologist Program
/gem-education/program-graduat...Graduate Pearls Program
/gem-education/program-jewelry...Comprehensive CAD/CAM For Jewelry Certificate
/gem-education/program-graduat...Graduate Jeweler Program
/gem-education/program-jewelry...Jewelry Design Certificate
/gem-education/program-jewelry...Jewelry Design & Technology Program
/gem-education/course-color-ge...Colored Stone Essentials
/gem-education/course-color-gemText duplicate Colored Stones
/gem-education/course-diamond-...Diamond Essentials
/gem-education/course-diamondDiamonds & Diamond Grading
/gem-education/course-gem-identGem Identification
/gem-education/course-jewelry-...Jewelry Essentials
/gem-education/course-pearlText duplicate Pearls
/gem-education/course-color-ge...Colored Stone Grading Lab Class
/gem-education/course-diamond-...Diamond Grading Lab Class
/gem-education/course-gem-iden...Gem Identification Lab Class
/gem-education/course-pearl-gr...Pearl Grading Lab Class
/gem-education/where-to-learnWhere to Learn
/gem-education/distanceOnline Campus
/gem-education/bangkok/overviewBangkok Campus
/gem-education/carlsbad/overviewCarlsbad Campus
/gem-education/hong-kong/overviewHong Kong Campus
/gem-education/london/overviewLondon Campus
/gem-education/mumbai/overviewMumbai Campus
/gem-education/new-york/overviewNew York Campus
/gem-education/taipei/overviewTaipei Campus
/gem-education/campusesOther Locations
/gem-education/admissionsAdmissions
/gem-education/schedulesSchedules
/gem-education/tuition-feesTuition & Fees
/student-financial-assistance-...Financial Assistance & Scholarships
https://www.gia.edu/gem-careersCAREER PATHS
https://www.gia.edu/career-fairCareer Fair
/careers-in-gems-jewelryGem & Jewelry Careers
/gia-alumni/continuing-educationContinuing Education
https://www.gia.edu/gia-alumniText duplicate Overview
/gia-alumni/continuing-educationText duplicate Continuing Education
/gia-alumni-registrationManage Your GIA Alumni Membership
/gia-alumni-directoryGIA Alumni Online Directory
/gia-alumni-chaptersGlobal Alumni Chapters
https://www.gia.edu/researchGIA Research
/gia-news-researchNews & Articles
https://www.gia.edu/gems-gemologyGems & Gemology Journal
https://www.gia.edu/libraryLibrary
https://www.gia.edu/gia-aboutAbout GIA
/event-listingsEvents
https://www.gia.edu/pressroomPressroom
https://www.gia.edu/gia-museumMuseum
/gia-support-donateSupport GIA
/gia-about-mission-governanceMission & Governance
https://www.gia.edu/gia-careerCareers at GIA
https://www.gia.edu/gia-faqFAQs
https://www.gia.edu/locationsLocations
https://www.gia.edu/contactusContact Us
/gemkids-programNo Text
/report-check-landingText duplicate Report Check
/submit-a-gem-duplicateText duplicate Submit A Gem
/retailer-lookupLIST YOUR STORE
https://store.gia.edu/External GIA Store
https://www.gia.edu/mygiaMy GIA
/select-locale-redirect?redire...English (US)
/select-locale-redirect?redire...English (UK)
/select-locale-redirect?redire...简体中文
/select-locale-redirect?redire...日本語
https://www.gia.edu/homeText duplicate IMG-ALT GIA Logo Home
/report-check-landingText duplicate Report Check
/submit-a-gem-duplicateText duplicate Submit A Gem
/retailer-lookupText duplicate LIST YOUR STORE
https://store.gia.edu/External Text duplicate GIA Store
https://www.gia.edu/mygiaText duplicate My GIA
/gemkids-programNo Text
/gem-encyclopediaText duplicate Gem Encyclopedia
https://www.gia.edu/birthstonesText duplicate Birthstones
/gia-gubelin-gem-project-researchText duplicate GIA's Gübelin Gem Project
/gemkids-programText duplicate GIA GemKids Program
/gem-education-kidsText duplicate Content for Educators
http://gemkids.gia.edu/New window External Text duplicate GemKids Website
https://www.gia.edu/gem-labText duplicate Analysis & Grading
/report-check-landingText duplicate Report Check
/submit-a-gem-duplicateText duplicate Submit A Gem
/gem-lab-return-datesText duplicate Return Dates
https://www.gia.edu/facetwareText duplicate GIA Facetware®
/gia-instrumentsText duplicate GIA Instruments
/opening-a-lab-accountText duplicate Open Laboratory Account
/gem-lab-fee-scheduleText duplicate Laboratory Service Fees
/gem-lab-service/diamond-gradingText duplicate Natural Diamonds
/gem-lab-service/colored-diamondText duplicate Natural Colored Diamonds
/gem-lab-service/synthetic-dia...Text duplicate Laboratory-Grown Diamonds
/gem-lab-service/colored-stoneText duplicate Colored Stones
/gem-lab-service/pearlText duplicate Pearls
/gem-education/overviewText duplicate Overview
/gem-education/programs-coursesText duplicate All Programs & Courses
/gem-education/applied-jewelry...Text duplicate Applied Jewelry Professional Program
/gem-education/program-graduat...Text duplicate Graduate Colored Stones Program
/gem-education/program-graduat...Text duplicate Graduate Diamonds Program
/gem-education/program-graduat...Text duplicate Graduate Gemologist Program
/gem-education/program-graduat...Text duplicate Graduate Pearls Program
/gem-education/program-jewelry...Text duplicate Comprehensive CAD/CAM For Jewelry Certificate
/gem-education/program-graduat...Text duplicate Graduate Jeweler Program
/gem-education/program-jewelry...Text duplicate Jewelry Design Certificate
/gem-education/program-jewelry...Text duplicate Jewelry Design & Technology Program
/gem-education/course-color-ge...Text duplicate Colored Stone Essentials
/gem-education/course-color-gemText duplicate Colored Stones
/gem-education/course-diamond-...Text duplicate Diamond Essentials
/gem-education/course-diamondText duplicate Diamonds & Diamond Grading
/gem-education/course-gem-identText duplicate Gem Identification
/gem-education/course-jewelry-...Text duplicate Jewelry Essentials
/gem-education/course-pearlText duplicate Pearls
/gem-education/course-color-ge...Text duplicate Colored Stone Grading Lab Class
/gem-education/course-diamond-...Text duplicate Diamond Grading Lab Class
/gem-education/course-gem-iden...Text duplicate Gem Identification Lab Class
/gem-education/course-pearl-gr...Text duplicate Pearl Grading Lab Class
/gem-education/where-to-learnText duplicate Where to Learn
/gem-education/distanceText duplicate Online Campus
/gem-education/bangkok/overviewText duplicate Bangkok Campus
/gem-education/carlsbad/overviewText duplicate Carlsbad Campus
/gem-education/hong-kong/overviewText duplicate Hong Kong Campus
/gem-education/london/overviewText duplicate London Campus
/gem-education/mumbai/overviewText duplicate Mumbai Campus
/gem-education/new-york/overviewText duplicate New York Campus
/gem-education/taipei/overviewText duplicate Taipei Campus
/gem-education/campusesText duplicate Other Locations
/gem-education/admissionsText duplicate Admissions
/gem-education/schedulesText duplicate Schedules
/gem-education/tuition-feesText duplicate Tuition & Fees
/student-financial-assistance-...Text duplicate Financial Assistance & Scholarships
https://www.gia.edu/gem-careersText duplicate CAREER PATHS
https://www.gia.edu/career-fairText duplicate Career Fair
/careers-in-gems-jewelryText duplicate Gem & Jewelry Careers
/gia-alumni/continuing-educationText duplicate Continuing Education
https://www.gia.edu/gia-alumniText duplicate Overview
/gia-alumni/continuing-educationText duplicate Continuing Education
/gia-alumni-registrationText duplicate Manage Your GIA Alumni Membership
/gia-alumni-directoryText duplicate GIA Alumni Online Directory
/gia-alumni-chaptersText duplicate Global Alumni Chapters
https://www.gia.edu/researchText duplicate GIA Research
/gia-news-researchText duplicate News & Articles
https://www.gia.edu/gems-gemologyText duplicate Gems & Gemology Journal
https://www.gia.edu/libraryText duplicate Library
https://www.gia.edu/gia-aboutText duplicate About GIA
/event-listingsText duplicate Events
https://www.gia.edu/pressroomText duplicate Pressroom
https://www.gia.edu/gia-museumText duplicate Museum
/gia-support-donateText duplicate Support GIA
/gia-about-mission-governanceText duplicate Mission & Governance
https://www.gia.edu/gia-careerText duplicate Careers at GIA
https://www.gia.edu/gia-faqText duplicate FAQs
https://www.gia.edu/locationsText duplicate Locations
https://www.gia.edu/contactusText duplicate Contact Us
/gems-gemology/winter-2020-bas...Trivial anchor text
READ MORE
/gems-gemology/winter-2020-ila...Text duplicate Trivial anchor text
READ MORE
/birthstones/may-birthstonesLEARN MORE
/gems-gemology/winter-2020-mic...Trivial anchor text
Read More
/knowledge-sessions-webinarLearn More
/gems-gemology/winter-2020-lab...Text duplicate Trivial anchor text
Read More
/gems-gemology/winter-2020-gem...Text duplicate Trivial anchor text
Read More
/gems-gemology/winter-2020-wha...Text duplicate Trivial anchor text
Read More
/gems-gemology/winter-2020-lab...Text duplicate Trivial anchor text
Read More
/gia-news-research-purchase-di...Learn How To Buy Engagement Rings
https://www.gia.edu/gem-careersStart A Career in Gems & Jewelry
/submit-a-gem-duplicateUse our labs to Verify a Stone
http://www.gia.edu/gems-gemologyDownload Gems & Gemology
https://www.gia.edu/peridotPeridot Found in lava, meteorites, and deep in the earth’s mantle, yellow-green peridot is the extreme gem.
IMG-ALT Featured Gem Peridot
/fancy-color-diamond/gem-overviewFancy Color Diamond Dazzling brilliance. Captivating color. These are the planet’s most valued gems.
IMG-ALT Fancy Color Diamond
https://www.gia.edu/diamondDiamond Diamonds are among nature’s most precious and beautiful creations.
IMG-ALT Diamond
https://www.gia.edu/emeraldEmerald Emerald is the bluish green to green variety of beryl, a mineral species that includes aquamarine.
IMG-ALT Emerald Bluish Green Stone
https://www.gia.edu/citrineCitrine Citrine is the transparent, pale yellow to brownish orange variety of quartz.
IMG-ALT Featured Gem Citrine
/gem-encyclopediaView the Gem Encyclopedia
/retailer-lookuplearn more
https://www.gia.edu/storeText duplicate Learn More
/subscribe-knowledge-rocksText duplicate Learn More
https://www.gia.edu/gems-gemologyLearn more
/privacy-noticeNew window Privacy Notice
https://www.gia.edu/terms-of-useNew window Terms of Service
https://www.gia.edu/cookie-policyNew window Cookie Policy
https://www.gia.edu/Anchor Back to top
https://www.gia.edu/homeIMG-ALT GIA
/gem-encyclopediaText duplicate Gem Encyclopedia
https://www.gia.edu/gem-educationEducation
https://www.gia.edu/gia-researchResearch & News
https://www.gia.edu/gem-labText duplicate Analysis & Grading
https://www.gia.edu/gia-aboutText duplicate About GIA
https://www.gia.edu/instrumentsText duplicate GIA Instruments
http://retailer.gia.edu/External Retailer Support
https://store.gia.edu/External Text duplicate GIA Store
https://www.gia.edu/gia-faqText duplicate FAQs
https://www.gia.edu/pressroomText duplicate Pressroom
http://gemkids.gia.edu/New window External Text duplicate GemKids Website
/quality-assurance-benchmarkQuality Assurance Benchmarks for Jewelry
https://4cs.gia.edu/en-us/External 4Cs of Diamond Quality
/student-consumer-informationStudent Consumer Information
/careers-in-gems-jewelryText duplicate Gem & Jewelry Careers
https://www.gia.edu/gia-careerText duplicate Careers at GIA
https://www.gia.edu/locationsText duplicate Locations
https://secure.ethicspoint.com...External Subdomain Report A Concern
/gia-support-donateText duplicate Support GIA
https://www.gia.edu/contactusText duplicate Contact Us
https://www.gia.edu/subscribeChange Preferences
http://www.facebook.com/GIAEdu...New window External A-TITLE Follow on Facebook
https://twitter.com/gianewsNew window External A-TITLE Follow on Twitter
http://www.linkedin.com/compan...New window External A-TITLE Follow on LinkedIn
https://www.pinterest.com/giap...New window External A-TITLE Follow on Pinterest
http://www.youtube.com/user/of...New window External A-TITLE Follow on YouTube
http://instagram.com/giagramsNew window External A-TITLE Follow on Instagram
/gemkids-programNo Text
/select-locale-redirect?redire...Text duplicate English (US)
/select-locale-redirect?redire...Text duplicate English (UK)
/select-locale-redirect?redire...Text duplicate 简体中文
/select-locale-redirect?redire...Text duplicate 日本語
/copyrights-trademarksCopyrights and Trademarks
/privacy-noticeText duplicate Privacy Notice
https://www.gia.edu/terms-of-useTerms of Use
https://www.gia.edu/link-to-giaLink to GIA
/report-data-servicesDeveloper APIs
/ethics-complianceEthics and Compliance
/about-this-siteAbout This Site

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.gia.edu/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
This page loads 11 JavaScript files. This may affect the load time negatively.
The page response time is excellent with 0.33 seconds.
This page only loads 3 CSS files. That's ok.
The file size of the HTML document is fine (259 kB).

HTTP Response Header

NameValue
content-typetext/html; charset=UTF-8
x-content-type-optionsnosniff
x-xss-protection1
varyAccept-Encoding
content-encodinggzip
cache-controlmax-age=172800
expiresWed, 02 Jun 2021 21:29:09 GMT
dateMon, 31 May 2021 21:29:09 GMT
content-length23137
connectionkeep-alive
statuscode200
http_versionHTTP/1.1

External factors

Blacklists
(Nice to have)
This website is not classified "for adult only".
This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 17,344 referring domains.
This page has 18,955,855 backlinks.
This page has backlinks from 10,610 different ip addresses.
Facebook popularity
(Somewhat important)
The page has 20785 shares, comments and likes on Facebook.
Listed on Webwiki
(Nice to have)
This website is listed on Webwiki.

Robots.txt

User-agent: *
Disallow: /cs/
Disallow: /doi/
Disallow: /&*
Disallow: /?*
Disallow: /gg-issue-search*
Disallow: /qa/
Disallow: /sites/
Disallow: /Satellite?*
Disallow: */Satellite?*
Disallow: /pressrelease-listing?*
Disallow: /report-check?*
Disallow: /report-check-landing?*
Disallow: /search?*
Disallow: /search/*
Disallow: /event-listings?*
Disallow: /gg-general-search*
Disallow: /Satellite?
Disallow: /pressrelease-listing*
Disallow: /report-check?
Disallow: /admissions-petition
Disallow: /doc/privacy-security-terms.pdf
Disallow: /privacy-security-terms

User-agent: AhrefsBot
Allow: /

Sitemap: https://www.gia.edu/sitemap.xml

Search preview

www.gia.edu
Gemological Institute Of America | All About Gemstones - GIA
Established in 1931, GIA is an independent nonprofit that protects the gem and jewelry buying public through research, education and laboratory services.

Most important keywords

Following keywords were found. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
GIA74%Check
Gem72%Check
Gem Jewelry60%Check
Gems55%Check
Gem Encyclopedia54%Check
Gem Identification54%Check
Stone53%Check
GIA Alumni53%Check
Research50%Check
Gems Gemology49%Check

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