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Carat Hunter · Where to buy diamonds

Where to buy a 1.5ct natural heart diamond

Every retailer in our index stocking this size and shape, 62 of them, across 15,411 live listings.

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

The market at this size and shape

Active listings

15,411

Retailers carrying

62

Median active price

£3,822

Grade combinations

30

Certificate mix:GIA 12,460 · IGI 1,412 · HRD 320

What it actually costs

Lower 10% £1,959Median £3,822Upper 10% £7,525

Middle half sell between £2,601 to £5,531

Certificated stones with a live price only, 4,724 of them. Each contributes its best available price.

The same stone, priced differently

Typical spread

65%

Typical difference

£2,164

Stones compared

3,311

Across 3,311 stones of this size and shape carried by more than one retailer, the dearest listing sits 65% above the cheapest for the identical certificated diamond, a typical gap of £2,164. 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.

  3. 3

    MOH London

    760 in stock
    United Kingdom
Show 15 more retailers

Stock counts are updated daily. Founded, return window and shipping details are retailer-provided and were last verified June 15, 2026.

Narrow it down by grade

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

G VS11,157 · 53rH VS11,125 · 53rI VS21,087 · 47rH VS21,060 · 54rI VS1959 · 48rD VS2844 · 50rG VS2813 · 55rF VS1736 · 53rE VS1675 · 50rH VVS2590 · 45rF VS2574 · 54rD VVS2540 · 46rG VVS2522 · 48rH VVS1506 · 41rI VVS2503 · 42rE VS2493 · 45rI VVS1484 · 41rD VS1429 · 48rF VVS2375 · 49rE VVS2355 · 45rE VVS1268 · 41rG VVS1261 · 42rD VVS1250 · 44rF VVS1200 · 41rH IF141 · 32rE IF126 · 39rI IF111 · 25rD IF98 · 30rG IF80 · 30rF IF41 · 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 3,311 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 65%, about £2,164.

Can I see retailers for one exact grade?

Yes. Each of the 30 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.