Tools & Wizards About Us
gemfacts.com screenshot

Report Summary

  • 1

    Performance

    Renders faster than
    19% of other websites

  • 52

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 73

    SEO

    Google-friendlier than
    31% of websites

gemfacts.com

Gem Certification & Assurance Lab

Page Load Speed

3.9 sec in total

First Response

78 ms

Resources Loaded

3.4 sec

Page Rendered

456 ms

gemfacts.com screenshot

About Website

Visit gemfacts.com now to see the best up-to-date Gem Facts content for United States and also check out these interesting facts you probably never knew about gemfacts.com

Gem Certification & Assurance Lab

Visit gemfacts.com

Key Findings

We analyzed Gemfacts.com page load time and found that the first response time was 78 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

gemfacts.com performance score

1

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.7 s

2/100

10%

LCP (Largest Contentful Paint)

Value12.4 s

0/100

25%

SI (Speed Index)

Value11.1 s

5/100

10%

TBT (Total Blocking Time)

Value13,710 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.919

3/100

15%

TTI (Time to Interactive)

Value31.2 s

0/100

10%

Network Requests Diagram

gemfacts.com

78 ms

www.gcalusa.com

356 ms

js

76 ms

8c64a8ca30020dfcf32db10.js

104 ms

bootstrap.min.css

263 ms

Our browser made a total of 175 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Gemfacts.com, 43% (76 requests) were made to Gcalusa.com and 37% (64 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Gcalusa.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 142.8 kB (8%)

Content Size

1.7 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Gemfacts.com main page is 1.7 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only a small number of websites need less resources to load. Images take 937.3 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 78.4 kB

  • Original 89.1 kB
  • After minification 55.7 kB
  • After compression 10.7 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 33.5 kB, which is 38% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 78.4 kB or 88% of the original size.

Image Optimization

-5%

Potential reduce by 47.2 kB

  • Original 937.3 kB
  • After minification 890.1 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Gem Facts images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 12.7 kB

  • Original 522.1 kB
  • After minification 522.1 kB
  • After compression 509.4 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.

CSS Optimization

-2%

Potential reduce by 4.5 kB

  • Original 182.3 kB
  • After minification 182.3 kB
  • After compression 177.8 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Gemfacts.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 26 (24%)

Requests Now

107

After Optimization

81

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 107 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gem Facts. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

gemfacts.com

gemfacts.com

78 ms

www.gcalusa.com

www.gcalusa.com

356 ms

js

js

76 ms

8c64a8ca30020dfcf32db10.js

8c64a8ca30020dfcf32db10.js

104 ms

bootstrap.min.css

bootstrap.min.css

263 ms

font-awesome.min.css

font-awesome.min.css

738 ms

style.css

style.css

741 ms

owl.carousel.min.css

owl.carousel.min.css

281 ms

glightbox.css

glightbox.css

750 ms

inner.css

inner.css

744 ms

font.css

font.css

738 ms

css

css

62 ms

css

css

92 ms

main-logo.png

main-logo.png

1089 ms

main-logo-with-tagline-2.png

main-logo-with-tagline-2.png

1087 ms

commentIcon.png

commentIcon.png

1088 ms

market-monitor.png

market-monitor.png

1087 ms

mobile-market-monitor.png

mobile-market-monitor.png

1087 ms

gemprint.png

gemprint.png

1086 ms

mobile-gemprint.png

mobile-gemprint.png

1159 ms

GCAL_Logo_ISO17025_white.png

GCAL_Logo_ISO17025_white.png

1159 ms

samll8x-color.png

samll8x-color.png

1159 ms

hero-img.jpg

hero-img.jpg

1358 ms

hero-img-small.jpg

hero-img-small.jpg

1229 ms

mobile-banner.jpg

mobile-banner.jpg

1229 ms

disvoverhomeimg.jpg

disvoverhomeimg.jpg

1356 ms

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1356 ms

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154 ms

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122 ms

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158 ms

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123 ms

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GfwAudFUPfY

268 ms

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OYgl0C7EMik

183 ms

about-learn.jpg

about-learn.jpg

1218 ms

about-learn.jpg

about-learn.jpg

1228 ms

certificate-img.jpg

certificate-img.jpg

1350 ms

certificate-img.jpg

certificate-img.jpg

1349 ms

effect-price.jpg

effect-price.jpg

1349 ms

effect-price.jpg

effect-price.jpg

1350 ms

certificate-icon.png

certificate-icon.png

1351 ms

analytical-service.png

analytical-service.png

1350 ms

metal-icon.png

metal-icon.png

1351 ms

qa-icon.png

qa-icon.png

1352 ms

gemprint-icon.png

gemprint-icon.png

1352 ms

expert-icon.png

expert-icon.png

1353 ms

appraisals-icon.png

appraisals-icon.png

1353 ms

market-monitor-icon.png

market-monitor-icon.png

1633 ms

jquery.min.js

jquery.min.js

53 ms

js

js

234 ms

bootstrap.min.js

bootstrap.min.js

1604 ms

www-player.css

www-player.css

12 ms

www-player.css

www-player.css

39 ms

www-embed-player.js

www-embed-player.js

64 ms

base.js

base.js

286 ms

www-embed-player.js

www-embed-player.js

107 ms

base.js

base.js

155 ms

owl.carousel.js

owl.carousel.js

1370 ms

custom.js

custom.js

1369 ms

ad_status.js

ad_status.js

392 ms

isotope-docs.min.js

isotope-docs.min.js

914 ms

glightbox.js

glightbox.js

908 ms

gemprint-logo.png

gemprint-logo.png

991 ms

new-your-logo.png

new-your-logo.png

975 ms

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UCY5Klx_0fJhMytIltuKLUwnjJON9GWedkq6jjIrpW0.js

323 ms

embed.js

embed.js

138 ms

embed.js

embed.js

151 ms

forbes-logo.png

forbes-logo.png

650 ms

pbs-logo.png

pbs-logo.png

650 ms

vanity-fair.png

vanity-fair.png

648 ms

nbc-news.png

nbc-news.png

649 ms

cnn-logo.png

cnn-logo.png

734 ms

sotheby-logo.png

sotheby-logo.png

734 ms

today-logo.png

today-logo.png

732 ms

id

id

142 ms

christie-logo.png

christie-logo.png

661 ms

abc-logo.png

abc-logo.png

663 ms

home-video-img.jpg

home-video-img.jpg

1110 ms

symmetry-brilliance.png

symmetry-brilliance.png

1110 ms

heart-arrows.png

heart-arrows.png

1109 ms

360-degree.png

360-degree.png

1107 ms

Create

Create

498 ms

Create

Create

501 ms

Create

Create

502 ms

Create

Create

585 ms

Create

Create

1035 ms

imaging.png

imaging.png

981 ms

testimonials-img.png

testimonials-img.png

980 ms

comma-icon.png

comma-icon.png

1004 ms

arrow-icon.png

arrow-icon.png

1005 ms

small-expert-icon.png

small-expert-icon.png

1005 ms

small-certificate-icon.png

small-certificate-icon.png

1005 ms

small-metal-icon.png

small-metal-icon.png

1004 ms

small-light-icon.png

small-light-icon.png

1002 ms

small-laser-icon.png

small-laser-icon.png

1152 ms

small-gemprint-icon.png

small-gemprint-icon.png

1152 ms

small-lerning-icon.png

small-lerning-icon.png

1152 ms

small-photo-icon.png

small-photo-icon.png

1152 ms

ANAB_ICAL_BW.png

ANAB_ICAL_BW.png

1216 ms

RJC_BW.png

RJC_BW.png

1151 ms

Create

Create

959 ms

ASA_BW2.png

ASA_BW2.png

1149 ms

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935 ms

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170 ms

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GenerateIT

457 ms

GenerateIT

GenerateIT

459 ms

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GenerateIT

GenerateIT

296 ms

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GenerateIT

220 ms

GenerateIT

GenerateIT

144 ms

Accessibility Review

gemfacts.com accessibility score

52

Accessibility Issues

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

gemfacts.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

gemfacts.com SEO score

73

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Gemfacts.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Gemfacts.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

gemfacts.com

Open Graph description is not detected on the main page of Gem Facts. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: