Carat Hunter · Diamond retailer comparisons
Brilliant Earth vs MD Diamonds and Jewellers
Side-by-side store comparison. Independent and non-promotional.
Data current as of July 30, 2026 · Updated daily. Zero affiliate revenue.
At a glance
| Brilliant Earth | MD Diamonds and Jewellers | |
|---|---|---|
| Founded | 2005 | 2010 |
| Headquarters | San Francisco, CA | London, United Kingdom |
| Live listings | 789,270 | 70,000 |
| Origin mix | Lab + Natural | Lab + Natural |
| Cert labs accepted | DF · DFC · EGL · GCAL · GIA · GSI · HRD · IGI · None · SHANE · VERALUME · gia · igi | GIA · IGI |
| Ships to | US · CA · UK · AU | UK · International |
| Return window | 30 days | 60 days |
Live listings, origin mix and accepted labs are updated daily. Founded, headquarters, shipping and return details are retailer-provided and were last verified June 15, 2026.
What each store stocks
Inventory composition observed live across each store's listings.
Brilliant Earth
Origin mix
Most common shapes
MD Diamonds and Jewellers
Origin mix
Most common shapes
Stones stocked by both
No live overlap right now
These stores do not currently share any of the same physical diamonds. Their inventories are mostly distinct.
Pick by what you are looking for
- Need shipping to Ireland? Neither store ships there.
- Need GIA grading? Both stores carry it.
- Need IGI grading? Both stores carry it.
- Need HRD grading? Only Brilliant Earth carries it.
- Brilliant Earth stocks more lab-grown. MD Diamonds and Jewellers stocks more lab-grown.
Looking for a specific spec?
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Does Carat Hunter earn commission from either store?
No. We earn zero affiliate revenue from any retailer in our index.
Why do you not show price comparisons on this page?
Pricing varies per stone, not per store. Click through to any matched diamond above and you'll see both retailers' prices on the exact same physical stone, which is the real comparison.
How fresh is this data?
Live listings refresh daily. Static facts refresh monthly.
How do I find a specific stone at both stores?
Use the GIA or IGI certificate number in our search.