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Carat Hunter · Where to buy diamonds

Where to buy a 1ct natural heart diamond

Every retailer in our index stocking this size and shape, 67 of them, across 51,058 live listings.

Updated September 21, 2026 · Independent. Zero affiliate revenue.

The market at this size and shape

Active listings

51,058

Retailers carrying

67

Median active price

NZ$4,191

Grade combinations

32

Certificate mix:GIA 44,273 · IGI 2,649 · HRD 737

What it actually costs

Lower 10% NZ$2,338Median NZ$4,191Upper 10% NZ$7,579

Middle half sell between NZ$3,047 to NZ$5,653

Certificated stones with a live price only, 13,968 of them. Each contributes its best available price.

The same stone, priced differently

Typical spread

75%

Typical difference

NZ$2,588

Stones compared

9,166

Across 9,166 stones of this size and shape carried by more than one retailer, the dearest listing sits 75% above the cheapest for the identical certificated diamond, a typical gap of NZ$2,588. 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. 4

    MOH London

    2,055 in stock
    United Kingdom
Show 15 more retailers
  12. 22

    GemTrove

    1,048 in stock
    AU

Stock counts are updated daily. Founded, return window and shipping details are retailer-provided and were last verified September 2, 2026.

Narrow it down by grade

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

G VS13,241 · 60rG VS23,136 · 60rD VS13,028 · 59rH VS22,794 · 55rD VS22,669 · 54rH VS12,621 · 55rG VVS22,270 · 57rE VS12,250 · 62rI VS22,237 · 51rD VVS22,190 · 55rF VS12,119 · 59rF VS22,066 · 56rE VS21,965 · 57rI VS11,848 · 51rE VVS21,730 · 59rI VVS21,707 · 50rH VVS21,612 · 54rF VVS21,577 · 54rD VVS11,468 · 55rG VVS11,363 · 53rH VVS11,228 · 54rI VVS11,140 · 44rF VVS11,113 · 49rE VVS11,031 · 54rG IF605 · 50rF IF475 · 44rH IF413 · 45rI IF399 · 35rE IF307 · 47rD IF302 · 47rD FL83 · 29rF FL35 · 23r

Stones at this spec now

Live 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 9,166 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 75%, about NZ$2,588.

Can I see retailers for one exact grade?

Yes. Each of the 32 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?

Live listings refresh daily. 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 1ct Natural Heart Diamonds | Carat Hunter