Gemmology Lab
Certification
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What Sets Our Gemmology Lab Certification Apart
Welcome to our Gemmology Lab certification, a dedicated centre of excellence for identifying diamonds, gemstones, and pearls. Our mission is to serve both professionals in the industry and consumers by providing a comprehensive range of expert reports and laser inscription services.
Our lab is staffed with a team of exceptionally qualified Gemmologists who have access to a cutting-edge, fully-equipped laboratory designed to assess and generate reports for diamonds, gemstones, and pearls. With our advanced equipment, we can precisely screen and confidently identify, treated and laboratory grown diamonds and gemstones. Your gemstones are in good hands with us!
Gemmology Lab Certification
Services we offer
Our gemmological report pricing is based on three clear tiers, rather than carat weight: Standard, Intermediate and Premium.
These new tiers apply across all diamonds, gemstones, and pearls, whether loose or mounted in jewellery.
If you’re unsure which service best suits your needs, our Customer Service team is always happy to advise you. Get in touch here.
• Gemstone identification
• Tanzanite grading
• Laboratory grown diamond grading reports
• Gemstone identification reports to include colour, clarity and treatment
• Loose pearl reports
• Gemstone identification reports to include treatment and origin opinion
• Jewellery reports
• Pearl jewellery reports
• If referred, and required, further analysis can be carried out to the stones that have not been identified as natural and have therefore been referred i.e. is the stone a rare diamond type IIa (some may refer), a laboratory diamond or a simulant.
• This service will not identify treatments the stone may have undergone including HPHT, laser drilling, fracture filling.
What Our reports looks like
Gem ID Report

Diamond Mini Report

Coloured Diamond Report

How to submit an item
If you are a new customer, please first download and complete the new customer form to provide us with all your details:
You can then download a submission form. Please complete this form, print it and send it along with your items.
Items can be sent via mail or courier or dropped off at our customer services counter.
Please ensure that you have read and agreed to the Terms and Conditions.
Equipment we use
DiamondSure™
SYNTHDetect
DiamondView™
EXA™
Sarine DiaMension™
Raman Spectrometer
UV-Vis-NIR Spectrophotometer
FTIR Spectrometer
Laser Inscription
Pearl X-Ray Machine
FAQ
- Standard turnaround is 5-6 working days.
- We offer a same day / next day service for natural diamond mini reports (up to 6 stones), natural diamond short and full reports, diamond screening, tanzanite mini report, gem id mini report. Additional charges apply for express service 100% same day 50% next day.
- Pearls, coloured diamonds, and gemstones requiring treatment/ origin determination have a longer lead time.
- If you are a new customer, please first download and complete the new customer form to provide us with all your details.
- You can then download a submission form. Please complete this form, print it and send it along with your items.
- Items can be sent via mail or courier or dropped off at our customer services counter.
- We outsource from a local reliable jeweller for un-setting and re-setting stones if the mounting permits, this carries an additional charge.
- Yes, we can confidently identify laboratory grown diamonds with our advanced laboratory equipment.
- A synthetic gemstone is a lab-created gemstone that has the same chemical, optical, and physical properties as its natural counterpart
- We use GIA certified natural diamond colour comparison Master Set.
- Payment options include BACS and Card payment only. We do not use American Express.
- It would be preferable if jewellery items were cleaned prior to submitting for testing, however we do offer a cleaning service for additional charge £6 per item.
- Please note not all gemstones are suitable for ultrasonic cleaning such as opals, emeralds, tanzanite, pearls. Please take advice on the suitability of cleaning your jewellery before submitting.