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Carat Hunter · Where to buy diamonds

Where to buy a 2ct lab-grown marquise diamond

Every retailer in our index stocking this size and shape, 64 of them, across 273,675 current listings.

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

The market at this size and shape

Active listings

273,675

Retailers carrying

64

Median confirmed price

HK$3,617

Grade combinations

29

Certificate mix:IGI 264,370 · GIA 1,595 · GCAL 1,373 · HRD 11

What it actually costs

Half of these diamonds are listed between HK$3,130 and HK$6,496 (as of October 29, 2026).

Lower 10% HK$2,895Median HK$3,617Upper 10% HK$14,513

Middle half listed between HK$3,130 to HK$6,496

Certificated stones with a recently confirmed price only, 36,053 of them. Each contributes its cheapest confirmed price.

The same stone, priced differently

Typical spread

234%

Typical difference

HK$9,014

Stones compared

27,896

Across 27,896 stones of this size and shape carried by more than one retailer, the dearest listing sits 234% above the cheapest for the identical certificated diamond, a typical gap of HK$9,014. 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.

  4. 4Rare Carat15,312 in stock
    United States·Founded 2016·30-day returns·Ships to Hong Kong
    Terms read on the retailer’s own site, October 19, 2026
    Visit Rare Carat
  7. 7NZ Jewellers9,798 in stock
    New Zealand·Founded 2006·30-day returns·Ships to Hong Kong
    Terms read on the retailer’s own site, October 19, 2026
    Visit NZ Jewellers
Show 15 more retailers
  1. 11B2C Jewels8,833 in stock
    United States·Founded 2004·30-day returns·Ships to Hong Kong
    Terms read on the retailer’s own site, October 19, 2026
    Visit B2C Jewels
  2. 12Adiamor8,810 in stock
    United States·Founded 1999·30-day returns
    Terms not yet verified
    Visit Adiamor
  5. 15

    The Perfect Carat

    7,564 in stock
    US
    Terms not yet verified
  6. 16Aurelinne7,353 in stock
    United States·Founded 2021·30-day returns·Ships to Hong Kong
    Terms not yet verified
    Visit Aurelinne
  8. 18RockHer6,324 in stock
    United States·Founded 2016·40-day returns·Ships to Hong Kong
    Terms not yet verified
    Visit RockHer
  10. 20Cape Diamonds6,003 in stock
    South Africa·Founded 2005·7-day returns·Ships to Hong Kong
    Terms read on the retailer’s own site, June 15, 2026
    Visit Cape Diamonds
  11. 21Yorxs6,003 in stock
    Germany·Founded 2011·100-day returns
    Terms not yet verified
    Visit Yorxs
  14. 24GemsNY4,503 in stock
    United States·Founded 1988·30-day returns·Ships to Hong Kong
    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.

14 of the 25 retailers ship to Hong Kong. 11 do not.

Narrow it down by grade

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

E VVS254,094 · 58rE VS139,169 · 56rD VVS228,466 · 58rF VVS227,391 · 57rF VS119,451 · 49rD VVS118,609 · 55rE VVS115,773 · 53rD VS114,206 · 55rE VS210,624 · 50rD IF9,042 · 46rD FL8,925 · 41rF VS25,189 · 44rF VVS14,966 · 45rG VVS24,663 · 43rD VS23,804 · 42rG VS13,510 · 47rE IF2,031 · 40rG VS2805 · 33rG VVS1721 · 39rE FL614 · 37rF IF440 · 36rH VVS2415 · 35rH VS1409 · 32rH VS2137 · 28rG IF74 · 30rH VVS156 · 8rF FL37 · 26rI VS131 · 18rI VVS220 · 18r

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

  • Marquise: a pointed-end ellipse that faces up large for its carat.
  • 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 27,896 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 234%, about HK$9,014.

Can I see retailers for one exact grade?

Yes. Each of the 29 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.

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