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Carat Hunter · Where to buy diamonds

Where to buy a 0.75ct lab-grown cushion diamond

Every retailer in our index stocking this size and shape, 51 of them, across 20,688 current listings.

Updated November 6, 2026 · Independent. Zero affiliate revenue.

The market at this size and shape

Active listings

20,688

Retailers carrying

51

Median confirmed price

SGD 359

Grade combinations

33

Certificate mix:IGI 20,040 · GCAL 129 · GIA 28 · HRD 1

What it actually costs

Half of these diamonds are listed between SGD 277 and SGD 597 (as of November 6, 2026).

Lower 10% SGD 219Median SGD 359Upper 10% SGD 950

Middle half listed between SGD 277 to SGD 597

Certificated stones with a recently confirmed price only, 2,519 of them. Each contributes its cheapest confirmed price.

The same stone, priced differently

As of November 6, 2026, the same certified diamond typically costs 44% more at a typical retailer than at the cheapest for lab-grown stones, and 20% more for natural ones (the median across stones listed by two or more retailers). Comparing shows you the cheapest of the retailers listing the same stone.

Every retailer that stocks this spec

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

  3. 3Rare Carat1,259 in stock
    United States·Founded 2016·GIA, IGI·30-day returns·Ships to Singapore
    Terms read on the retailer’s own site, October 19, 2026
    Visit Rare Carat
  5. 5B2C Jewels1,221 in stock
    United States·Founded 2004·IGI·30-day returns·Ships to Singapore
    Terms read on the retailer’s own site, October 19, 2026
    Visit B2C Jewels
Show 41 more retailers
  5. 15Cape Diamonds515 in stock
    South Africa·Founded 2005·IGI·7-day returns·Ships to Singapore
    Terms read on the retailer’s own site, June 15, 2026
    Visit Cape Diamonds
  7. 17GemsNY416 in stock
    United States·Founded 1988·IGI·Ships to Singapore
    Terms not yet verified
    Visit GemsNY
  22. 32Zales211 in stock
    United States·Founded 1924·GIA, IGI
    Terms not yet verified
    Visit Zales
  23. 33Allurez190 in stock
    United States·Founded 2010·IGI·Ships to Singapore
    Terms not yet verified
    Visit Allurez
  24. 34Jared188 in stock
    United States·Founded 1993·GIA, IGI
    Terms not yet verified
    Visit Jared
  33. 43

    GemTrove

    8 in stock
    AU·IGI
    Terms not yet verified
  35. 45ZCOVA8 in stock
    Malaysia·Founded 2015·IGI·Ships to Singapore
    Terms not yet verified
    Visit ZCOVA
  38. 48NZ Jewellers6 in stock
    New Zealand·Founded 2006·IGI·30-day returns·Ships to Singapore
    Terms read on the retailer’s own site, October 19, 2026
    Visit NZ Jewellers
  39. 49

    The Perfect Carat

    6 in stock
    US·IGI
    Terms not yet verified

Stock counts reflect current listings. 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.

27 of the 48 retailers with shipping details ship to Singapore. 21 do not. 3 retailers have not published any shipping details.

Narrow it down by grade

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

D VVS24,512 · 46rD VS12,783 · 45rE VS12,469 · 45rD VVS12,300 · 41rE VVS22,142 · 40rF VS1880 · 42rE VS2756 · 37rD VS2744 · 39rE VVS1692 · 39rD IF647 · 33rF VVS2542 · 39rG VS1362 · 34rF VS2330 · 35rG VVS2245 · 36rD FL195 · 25rD SI1182 · 33rE IF177 · 35rE SI1148 · 23rG VS2127 · 21rF VVS189 · 33rF IF71 · 29rI VS162 · 19rH VS146 · 21rF SI133 · 16rD SI220 · 8rE SI219 · 10rG VVS118 · 14rJ VS116 · 12rH VVS214 · 10rJ VVS212 · 12rF SI210 · 10rK VS210 · 10rK VVS110 · 10r

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?

As of November 6, 2026, the same certified diamond typically costs 44% more at a typical retailer than at the cheapest for lab-grown stones, and 20% more for natural ones (the median across stones listed by two or more retailers). Comparing shows you the cheapest of the retailers listing the same stone.

Can I see retailers for one exact grade?

Yes. Each of the 33 colour 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.