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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 289,277 current listings.

Updated October 31, 2026 · Independent. Zero affiliate revenue.

The market at this size and shape

Active listings

289,277

Retailers carrying

64

Median confirmed price

€409

Grade combinations

29

Certificate mix:IGI 279,274 · GIA 1,605 · GCAL 1,415 · HRD 11

What it actually costs

Half of these diamonds are listed between €356 and €741 (as of October 31, 2026).

Lower 10% €330Median €409Upper 10% €1,647

Middle half listed between €356 to €741

Certificated stones with a recently confirmed price only, 36,931 of them. Each contributes its cheapest confirmed price.

The same stone, priced differently

Typical spread

235%

Typical difference

€1,051

Stones compared

29,032

Across 29,032 stones of this size and shape carried by more than one retailer, the dearest listing sits 235% above the cheapest for the identical certificated diamond, a typical gap of €1,051. 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 European Union
    Terms read on the retailer’s own site, October 19, 2026
    Visit Rare Carat
  6. 6Brilliance10,932 in stock
    United States·Founded 2002·30-day returns·Ships to European Union
    Terms not yet verified
    Visit Brilliance
  8. 8NZ Jewellers9,798 in stock
    New Zealand·Founded 2006·30-day returns·Ships to European Union
    Terms read on the retailer’s own site, October 19, 2026
    Visit NZ Jewellers
  10. 10Adiamor9,444 in stock
    United States·Founded 1999·30-day returns
    Terms not yet verified
    Visit Adiamor
Show 15 more retailers
  1. 11B2C Jewels9,253 in stock
    United States·Founded 2004·30-day returns·Ships to European Union
    Terms read on the retailer’s own site, October 19, 2026
    Visit B2C Jewels
  4. 14Aurelinne8,442 in stock
    United States·Founded 2021·30-day returns·Ships to European Union
    Terms not yet verified
    Visit Aurelinne
  6. 16Moon Ocean8,245 in stock
    United Kingdom·Founded 2022·30-day returns·Ships to European Union
    Terms not yet verified
    Visit Moon Ocean
  7. 17

    The Perfect Carat

    7,539 in stock
    US
    Terms not yet verified
  8. 18RockHer6,889 in stock
    United States·Founded 2016·40-day returns·Ships to European Union
    Terms not yet verified
    Visit RockHer
  10. 20Cape Diamonds6,011 in stock
    South Africa·Founded 2005·7-day returns·Ships to European Union
    Terms read on the retailer’s own site, June 15, 2026
    Visit Cape Diamonds
  12. 22Yorxs5,593 in stock
    Germany·Founded 2011·100-day returns·Ships to European Union
    Terms not yet verified
    Visit Yorxs

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 European Union. 11 do not.

Narrow it down by grade

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

E VVS258,532 · 59rE VS140,602 · 56rD VVS230,835 · 58rF VVS229,035 · 57rF VS120,388 · 48rD VVS119,715 · 54rE VVS117,377 · 53rD VS114,892 · 55rE VS210,802 · 47rD IF9,103 · 46rD FL8,984 · 40rF VVS15,449 · 46rF VS25,217 · 44rG VVS24,910 · 42rD VS23,930 · 42rG VS13,551 · 47rE IF2,047 · 40rG VS2824 · 33rG VVS1804 · 40rE FL613 · 37rF IF476 · 36rH VVS2429 · 35rH VS1404 · 32rH VS2132 · 27rG IF77 · 30rH VVS156 · 8rF FL39 · 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 29,032 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 235%, about €1,051.

Can I see retailers for one exact grade?

Yes. Each of the 29 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.