Carat Hunter · Diamond retailer comparisons

Diamond Heaven vs Flawless Fine Jewelry

Side-by-side store comparison. Independent and non-promotional.

Data current as of July 30, 2026 · Updated daily. Zero affiliate revenue.

At a glance

Diamond HeavenFlawless Fine Jewelry
Founded20042014
HeadquartersBirmingham, United KingdomLondon, United Kingdom
Live listings50,485441,459
Origin mixLab + NaturalLab + Natural
Cert labs acceptedGIA · HRD · IGIGIA · HRD · IGI
Ships toUK · IrelandUS · UK · Worldwide
Return window30 days30 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.

Diamond Heaven

Origin mix

Lab-grown 29%Natural 71%

Most common shapes

Round 68%·Asscher 7%·Radiant 4%·Emerald 4%

Flawless Fine Jewelry

Origin mix

Lab-grown 58%Natural 42%

Most common shapes

Round 20%·Oval 19%·Pear 15%·Emerald 13%

Stones stocked by both

We track 6,616 diamonds currently listed at both stores.

Each matched stone has its own page where both retailers' prices appear next to the same physical diamond. That is where price comparison happens, on the stone, not on this page.

Pick by what you are looking for

  • Need shipping to Hong Kong? Neither store ships there.
  • Need GIA grading? Both stores carry it.
  • Need IGI grading? Both stores carry it.
  • Need HRD grading? Both stores carry it.
  • Flawless Fine Jewelry stocks more lab-grown. Diamond Heaven stocks more lab-grown.

Looking for a specific spec?

Browse every retailer in our index, grouped by shape, carat, colour, and clarity. Thousands of live spec pages.

Browse where-to-buy by spec

Questions we get

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.