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Carat Hunter · Where to buy diamonds

Where to buy a 3ct natural round diamond

Every retailer in our index stocking this size and shape, 70 of them, across 20,242 current listings.

Updated November 2, 2026 · Independent. Zero affiliate revenue.

The market at this size and shape

Active listings

20,242

Retailers carrying

70

Median confirmed price

€27,471

Grade combinations

32

Certificate mix:GIA 15,379 · IGI 2,383 · HRD 767

What it actually costs

Half of these diamonds are listed between €18,909 and €40,902 (as of November 2, 2026).

Lower 10% €13,913Median €27,471Upper 10% €60,453

Middle half listed between €18,909 to €40,902

Certificated stones with a recently confirmed price only, 6,242 of them. Each contributes its cheapest confirmed price.

The same stone, priced differently

Typical spread

54%

Typical difference

€11,220

Stones compared

4,381

Across 4,381 stones of this size and shape carried by more than one retailer, the dearest listing sits 54% above the cheapest for the identical certificated diamond, a typical gap of €11,220. 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.

  1. 1NZ Jewellers1,266 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
  2. 2Yorxs1,110 in stock
    Germany·Founded 2011·100-day returns·Ships to European Union
    Terms not yet verified
    Visit Yorxs
  6. 6Aurelinne966 in stock
    United States·Founded 2021·30-day returns·Ships to European Union
    Terms not yet verified
    Visit Aurelinne
  7. 7Rare Carat895 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
  8. 8Allurez785 in stock
    United States·Founded 2010·30-day returns·Ships to European Union
    Terms not yet verified
    Visit Allurez
  10. 10

    The Perfect Carat

    691 in stock
    US
    Terms not yet verified
Show 15 more retailers
  1. 11B2C Jewels612 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
  2. 12Moon Ocean529 in stock
    United Kingdom·Founded 2022·30-day returns·Ships to European Union
    Terms not yet verified
    Visit Moon Ocean
  3. 13Brilliance508 in stock
    United States·Founded 2002·30-day returns·Ships to European Union
    Terms not yet verified
    Visit Brilliance
  7. 17Blue Nile407 in stock
    United States·Founded 1999·30-day returns·Ships to European Union
    Terms not yet verified
    Visit Blue Nile
  9. 19Cape Diamonds394 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
  10. 20RockHer380 in stock
    United States·Founded 2016·40-day returns·Ships to European Union
    Terms not yet verified
    Visit RockHer

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.

20 of the 25 retailers ship to European Union. 5 do not.

Narrow it down by grade

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

I VS21,921 · 55rH VS21,772 · 63rI VS11,560 · 57rH VS11,171 · 59rH VVS2991 · 58rG VS1943 · 58rH VVS1892 · 56rF VS2873 · 58rI VVS2842 · 54rF VS1774 · 58rG VVS2757 · 56rG VS2728 · 57rE VS2666 · 55rD VS2612 · 58rG VVS1603 · 52rD VS1585 · 52rE VS1516 · 52rI VVS1462 · 46rF VVS1402 · 47rE VVS2387 · 55rE VVS1377 · 48rD VVS2376 · 54rF VVS2363 · 51rD VVS1323 · 53rD IF273 · 48rF IF237 · 48rI IF201 · 41rH IF198 · 42rG IF134 · 36rE IF132 · 32rD FL128 · 35rE FL39 · 29r

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

  • Round: the most common cut, with the highest light return per carat.
  • Natural: mined diamonds with the certification, provenance and resale profile traditional buyers expect.

Frequently asked

How much do retailers differ on the same diamond?

Across 4,381 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 54%, about €11,220.

Can I see retailers for one exact grade?

Yes. Each of the 32 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.