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Carat Hunter · Where to buy diamonds

Where to buy a 0.75ct natural heart diamond

Every retailer in our index stocking this size and shape, 65 of them, across 48,784 live listings.

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

The market at this size and shape

Active listings

48,784

Retailers carrying

65

Median active price

NZ$1,917

Grade combinations

31

Certificate mix:GIA 41,403 · IGI 1,952 · HRD 36

What it actually costs

Lower 10% NZ$1,173Median NZ$1,917Upper 10% NZ$3,329

Middle half sell between NZ$1,479 to NZ$2,537

Certificated stones with a live price only, 10,176 of them. Each contributes its best available price.

The same stone, priced differently

Typical spread

73%

Typical difference

NZ$1,185

Stones compared

6,332

Across 6,332 stones of this size and shape carried by more than one retailer, the dearest listing sits 73% above the cheapest for the identical certificated diamond, a typical gap of NZ$1,185. 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.

  7. 7

    GemTrove

    1,796 in stock
    AU
Show 15 more retailers
  5. 15

    MOH London

    1,228 in stock
    United Kingdom

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.

H VS13,529 · 50rG VS13,251 · 53rD VS22,574 · 54rG VS22,476 · 57rD VS12,442 · 55rG VVS22,223 · 49rH VVS22,115 · 53rH VS22,102 · 54rF VS12,056 · 54rE VS21,963 · 57rF VS21,894 · 54rI VS11,713 · 49rE VS11,700 · 53rH VVS11,610 · 52rE VVS21,581 · 53rG VVS11,571 · 54rF VVS21,509 · 51rI VVS11,435 · 47rI VS21,388 · 49rD VVS21,385 · 52rI VVS21,232 · 47rF VVS11,175 · 54rD VVS11,003 · 50rH IF919 · 47rI IF847 · 41rG IF826 · 47rE VVS1789 · 52rF IF570 · 48rE IF395 · 46rD IF336 · 38rE FL45 · 18r

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 6,332 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 73%, about NZ$1,185.

Can I see retailers for one exact grade?

Yes. Each of the 31 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.