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Carat Hunter · Where to buy diamonds

Where to buy a 2ct lab-grown cushion diamond

Every retailer in our index stocking this size and shape, 66 of them, across 211,838 current listings.

Updated October 29, 2026 · Independent. Zero affiliate revenue.

The market at this size and shape

Active listings

211,838

Retailers carrying

66

Median confirmed price

$595

Grade combinations

30

Certificate mix:IGI 198,577 · GIA 7,975 · GCAL 2,957 · HRD 64 · AGS 3

What it actually costs

Half of these diamonds are listed between $403 and $999 (as of October 29, 2026).

Lower 10% $347Median $595Upper 10% $1,933

Middle half listed between $403 to $999

Certificated stones with a recently confirmed price only, 23,534 of them. Each contributes its cheapest confirmed price.

The same stone, priced differently

Typical spread

334%

Typical difference

$1,651

Stones compared

19,433

Across 19,433 stones of this size and shape carried by more than one retailer, the dearest listing sits 334% above the cheapest for the identical certificated diamond, a typical gap of $1,651. That gap is what comparing before you buy avoids.

Every retailer that stocks this spec

Ranked by active inventory count. Selection is mechanical, not editorial.

  2. 2Rare Carat12,198 in stock
    United States·Founded 2016·30-day returns·Ships to United States
    Terms read on the retailer’s own site, October 19, 2026
    Visit Rare Carat
  5. 5Brilliance10,402 in stock
    United States·Founded 2002·30-day returns·Ships to United States
    Terms not yet verified
    Visit Brilliance
  7. 7Adiamor9,846 in stock
    United States·Founded 1999·30-day returns·Ships to United States
    Terms not yet verified
    Visit Adiamor
  8. 8B2C Jewels9,443 in stock
    United States·Founded 2004·30-day returns·Ships to United States
    Terms read on the retailer’s own site, October 19, 2026
    Visit B2C Jewels
  10. 10Moon Ocean8,651 in stock
    United Kingdom·Founded 2022·30-day returns·Ships to United States
    Terms not yet verified
    Visit Moon Ocean
Show 15 more retailers
  2. 12RockHer8,045 in stock
    United States·Founded 2016·40-day returns·Ships to United States
    Terms not yet verified
    Visit RockHer
  3. 13Cape Diamonds7,431 in stock
    South Africa·Founded 2005·7-day returns·Ships to United States
    Terms read on the retailer’s own site, June 15, 2026
    Visit Cape Diamonds
  6. 16Yorxs6,297 in stock
    Germany·Founded 2011·100-day returns
    Terms not yet verified
    Visit Yorxs
  13. 23GemsNY3,563 in stock
    United States·Founded 1988·30-day returns·Ships to United States
    Terms not yet verified
    Visit GemsNY

Stock counts are updated daily. Founded and shipping details come from public sources. Return terms are our summary of each retailer's own policy page, dated per retailer above. Retailers change their terms, so check the retailer's own returns and shipping pages before you buy.

19 of the 25 retailers ship to United States. 6 do not.

Narrow it down by grade

Each combination below has its own page with the retailers that stock exactly that grade.

E VS133,347 · 60rE VVS231,480 · 59rD VVS228,884 · 59rD VS124,462 · 59rD VVS115,457 · 55rF VVS214,601 · 58rF VS113,074 · 57rE VVS17,796 · 55rE VS26,838 · 52rG VS15,938 · 51rD IF5,400 · 51rD FL4,818 · 43rD VS24,780 · 47rG VVS23,879 · 47rF VS22,936 · 48rF VVS12,027 · 50rG VS21,404 · 44rH VS11,188 · 40rE IF946 · 42rH VVS2583 · 38rG VVS1504 · 42rE FL408 · 30rH VS2348 · 33rI VS2175 · 33rF IF142 · 33rI VS1128 · 29rG IF113 · 33rI VVS288 · 21rH VVS171 · 22rF FL11 · 11r

Stones at this spec now

Current examples carried by more than one retailer, so the comparison is real. Prices shown in USD.

What this spec means

  • Cushion: a softened-corner square or rectangle with a vintage feel.
  • Lab-grown: chemically identical to natural diamonds, typically at least 90% less than a comparable natural cohort from 1 carat up.

Frequently asked

How much do retailers differ on the same diamond?

Across 19,433 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 334%, about $1,651.

Can I see retailers for one exact grade?

Yes. Each of the 30 color and clarity combinations above has its own page listing the retailers that stock exactly that grade.

Does Carat Hunter earn commission from these retailers?

No. We earn zero affiliate revenue from any retailer in our index.

How fresh is this data?

Listings refresh as we re-read each retailer, most of them every day. Static facts about each retailer refresh weekly.

How is the retailer ranking calculated?

Strictly by active inventory count for this exact spec. The retailer carrying the most stones at the spec ranks first. There is no editorial input, weighting or affiliate consideration.

Why do you not show per-retailer prices on this page?

Prices vary per stone, not per store. Click through to any matched diamond and you will see every retailer's price on the exact same physical stone, which is the meaningful comparison.

Where to Buy 2ct Lab Grown Cushion Diamonds | Carat Hunter