Scientifically Verified Lab-Grown Gemstones
Every Gemdrop® gem has a unique ID and live database verification.
Ethical. Traceable. Data-backed authenticity.
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Big Gems. Ethical Sparkle.
Our lab-grown gems have even more brilliance than mined gems. Because they cost less to create, you can enjoy larger, more impressive stones with exceptional sparkle.
Our eBay Partner: gemdropuk
Can’t find the gem you’re after or item sold out? Contact us at support@gemdrop.io and we’ll source it for you.
"GemDrop lab-grown gems are visually identical to, and in many properties outperform, mined gems”
— Dr A Barnard, MS, PhD | Gemdrop®
Why GemDrop?
Ethical by Design
Ethical by Design
Created with no traditional mining, using advanced lab processes for cleaner, more consistent gemstones. No environmental damage. Just clean modern brilliance.
Each of our gems is created in a controlled environment using advanced science and, because the process is sustainable and efficient, you get bigger, brighter, stones without the traditional markups. It’s modern luxury: transparent, sustainable, and accessible.
A Different Origin Story
A Different Origin Story
Our gems come from innovation, not extraction. Precision-grown crystals allow cleaner structure and enhanced brilliance.
Their origin is simply different: created ethically, without mining, harm, or environmental cost.
A reminder that brilliance comes not from where we start, but from the path we choose. Your story is yours to shape.
Expert Selection and Verification by a Geologist (PhD)
Expert Selection and Verification by a Geologist (PhD)
Each gem is individually sourced and checked by our founder — a PhD geologist trained at the University of Houston. Once verified, each gem is permanently recorded as a unique entry in the Gemdrop® database.
Gems may also come with third party lab tests, verification, from GRA or AGL labs for added confidence.
Every stone is independently hand-checked by our PhD geologist for:
Cut precision
Clarity
Colour
Size
Weight
Sparkle performance
Real expertise. Third party verification. Honest quality that genuinely sparkles.
Affordable Luxury
Affordable Luxury
GemDrop gems give you the same fire, brilliance, and clarity you'd expect from high-end jewellery, without the markup.
Created with advanced precision lab technology, you get:
Premium cuts
Exceptional clarity
High hardness suitable for everyday wear
Incredible sparkle & real brilliance
Efficient production without traditional markups.
Just affordable luxury.
Big Gems are for Everyone
Big Gems are for Everyone
Why settle for tiny gems when you can enjoy massive statement gems with next-next-level fire?
Our most-loved sizes:
6.5mm — thrifty and beautiful
8mm — classic brilliance
10mm — bold, eye-catching
12mm — true statement sparkle
15mm — the “OMG is that real?!” size
Big gems shouldn't be rare. Now, you can own a showpiece.
Own With Confidence
Own With Confidence
Unique Gemdrop® ID for every stone
Instant online verification
Transparent, traceable records
Evidence-based authenticity
Scan your Gemdrop® QR code or enter your ID to instantly verify your exact stone — no guesswork, no uncertainty.
From 4/3/26 every GemDrop gem is securely recorded in the Gemdrop® database and accessible using a unique Gemdrop® ID or QR code.
View your gem’s specifications, issue details, and record history instantly — all in one place.
Why Choose Lab-Grown Gems?
Same brilliance — often more ✔️
Same Hardness ✔️
More colours ✔️
Pass most standard diamond testers ✔️
No mining ✔️
Fully conflict-free ✔️
Reduced environmental impact ✔️
Bigger gems for less ✔️
Big Gems. Ethical. Scientifically Brilliant.
Our Core Gem Collections
Moissanite
Ultra-bright. Fire-loaded. Scientist-made.
Higher brilliance than diamond = more fire, more sparkle.
Mythic-tier ice.
3rd Party GRA Lab Certification
Gemdrop® Database Verification
Coloured Moissanite
Unreal colour and sparkle. Diamond-level hardness.
Engineered for maximum sparkle + colour saturation.
Next-level gem aesthetics.
3rd Party GRA Lab Certification
Gemdrop® Database Verification
Lab Emerald
Chemically identical to natural emerald. Grown using hydrothermal process, resulting in real emerald-style inclusions.
Deep, vibrant green with mythic shine.
3rd Party GRA Lab Certification
Gemdrop® Database Verification
Lab Sapphire
Precision-grown crystal with elite hardness. The same crystal structure as natural sapphire.
Ultra-clean, ultra-deep colours, razor clarity.
A true S-tier gem.
3rd Party GRA Lab Certification
Gemdrop® Database Verification
Space Diamonds — More Fire. More Sparkle. Smarter Buy.
Moissanite has exceptional brilliance and fire, surpassing many traditional gemstones. Naturally extremely rare and first discovered in a meteorite by Henri Moissan in 1893, it is now precision lab-grown using advanced technology.
Extremely durable, with a hardness of 9.25 – 9.5 comparable to diamond: 10 (Mohs scale).
Outperforms diamond optically: Moissanite is doubly refractive where diamond is singly refractive.
Higher refractive index than diamond, producing exceptional brilliance and fire (~2.65 vs diamond ~2.42).
Natural Moissanite is extremely rare. Today, Moissanite is lab-grown using advanced technologies in precision labs: no traditional mining required.
Not a compromise — an upgrade.
Why pay more for less?
Moissanite outperforms diamond in brilliance, fire, rarity, value and originally discovered in a meteorite.
Space diamonds: More sparkle than diamond. A fraction the price. Zero compromise.
Third Party Certification
GRA Certification
GRA Certification
Gem Research Advanced Institute (GRA) certification is the standard of excellence in gemstones services worldwide, since 2001 GRA reports have been proven to be the internationally recognized passport for gemstones. gRA provides grading reports for lab-grown stones, including cut, clarity, colour, and weight. GRA certificates are widely used for moissanite and include laser-inscribed report numbers for verification.
AGL Certification
AGL Certification
Antwerp Gemological Laboratory (AGL) is a respected gem accreditation lab founded in Antwerp, Belgium’s diamond capital, known for precise, high-quality certification of diamonds and gemstones. Their advanced laboratories use high-accuracy instruments, and every stone is graded by internationally qualified experts (GIA G.G., FGA, HRD, IGI, CGC). Some stones may include third-party laboratory reports where available.
Where to Shop?
eBay UK Trusted Sales Partner: gemdropuk [previously fasterinternational]
eBay UK Trusted Sales Partner: gemdropuk [previously fasterinternational]
Fast dispatch, trusted service, UK-based support.
Search: “gemdropuk” on eBay
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Lifetime Warranty
Lifetime Warranty
Every Gemdrop® lab-grown gemstone is backed by our commitment to accuracy, transparency, and quality.
We guarantee every Gemdrop® gem for life against misidentification and material inconsistency. If a gem is ever found not to match its stated identity, we will make it right.
Our gems are:
Scientifically tested and verified
Linked to a unique Gemdrop® ID
Permanently recorded in our database
This guarantee covers gemstone authenticity and material identification only. It does not cover damage, wear, loss, or third-party alterations.
Shop Confidently With a Trusted UK Seller
The fast, safe way to buy gems online.
UK-Based
UK-Based
Fast delivery
Tracked shipping [Royal Mail]
Easy returns
Real human support whenever you need it
Gemdrop®, 167-169 Great Portland Street, 5th Floor, London, W1W 5PF
Contact Email: support@gemdrop.io 💎 +44(0)7799.867.699
Gemdrop® Ltd, Gemdrop, 167-169 Great Portland Street, 5th Floor, London, W1W 5PF
Registered in the United Kingdom, Company No: 17076880
Gemdrop is a registered trademark in the United Kingdom
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