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Carat Hunter · Where to buy diamonds

Where to buy a 3ct natural heart diamond

Every retailer in our index stocking this size and shape, 61 of them, across 3,660 current listings.

Updated November 5, 2026 · Independent. Zero affiliate revenue.

The market at this size and shape

Active listings

3,660

Retailers carrying

61

Median confirmed price

HK$180,243

Grade combinations

28

Certificate mix:GIA 2,969 · IGI 305 · HRD 99

What it actually costs

Half of these diamonds are listed between HK$111,663 and HK$273,352 (as of November 5, 2026).

Lower 10% HK$78,861Median HK$180,243Upper 10% HK$381,883

Middle half listed between HK$111,663 to HK$273,352

Certificated stones with a recently confirmed price only, 928 of them. Each contributes its cheapest confirmed price.

The same stone, priced differently

Cheapest to dearest, median

57%

Cheapest to dearest, median in price

HK$80,988

Stones compared

693

Across 693 stones of this size and shape carried by more than one retailer, the dearest listing sits 57% above the cheapest for the identical certificated diamond, a typical gap of HK$80,988. 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 Jewellers258 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
  4. 4Aurelinne174 in stock
    United States·Founded 2021·30-day returns·Ships to Hong Kong
    Terms not yet verified
    Visit Aurelinne
  8. 8

    The Perfect Carat

    117 in stock
    US
    Terms not yet verified
  10. 10B2C Jewels112 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
Show 15 more retailers
  3. 13Cape Diamonds101 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
  4. 14Allurez94 in stock
    United States·Founded 2010·30-day returns·Ships to Hong Kong
    Terms not yet verified
    Visit Allurez
  5. 15RockHer86 in stock
    United States·Founded 2016·40-day returns·Ships to Hong Kong
    Terms not yet verified
    Visit RockHer
  10. 20Ritani79 in stock
    United States·Founded 1999·30-day returns
    Terms not yet verified
    Visit Ritani
  11. 21Blue Nile77 in stock
    United States·Founded 1999·30-day returns·Ships to Hong Kong
    Terms not yet verified
    Visit Blue Nile

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.

17 of the 25 retailers ship to Hong Kong. 8 do not.

Narrow it down by grade

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

D VS2384 · 44rE VS2317 · 43rI VS2281 · 43rH VS2261 · 48rH VS1217 · 42rG VS2188 · 44rD VVS1183 · 42rD IF166 · 44rD VS1156 · 45rI VS1140 · 39rG VS1138 · 39rE VS1132 · 39rI VVS1114 · 36rI VVS2108 · 30rE VVS292 · 44rH VVS292 · 32rD FL87 · 33rG VVS281 · 32rD VVS274 · 36rH VVS173 · 34rF VS271 · 31rF VVS167 · 33rE IF59 · 39rF VS158 · 38rG VVS145 · 24rF VVS227 · 11rI IF19 · 18rE VVS112 · 8r

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

  • Heart: a brilliant cut with a cleft and a pointed tip, classic and recognizable.
  • 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 693 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 57%, about HK$80,988.

Can I see retailers for one exact grade?

Yes. Each of the 28 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.