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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 15,034 live listings.

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

The market at this size and shape

Active listings

15,034

Retailers carrying

62

Median active price

£3,822

Grade combinations

30

Certificate mix:GIA 12,157 · IGI 1,360 · HRD 300

What it actually costs

Lower 10% £1,961Median £3,822Upper 10% £7,529

Middle half sell between £2,601 to £5,530

Certificated stones with a live price only, 4,721 of them. Each contributes its best available price.

The same stone, priced differently

Typical spread

62%

Typical difference

£2,084

Stones compared

3,293

Across 3,293 stones of this size and shape carried by more than one retailer, the dearest listing sits 62% above the cheapest for the identical certificated diamond, a typical gap of £2,084. 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

    701 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.

5 of the 25 retailers ship to United Kingdom. 20 do not.

Narrow it down by grade

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

G VS11,128 · 53rH VS11,109 · 53rI VS21,067 · 47rH VS21,043 · 54rI VS1947 · 48rD VS2819 · 50rG VS2798 · 55rF VS1717 · 53rE VS1656 · 50rH VVS2573 · 45rF VS2559 · 54rD VVS2527 · 45rG VVS2512 · 48rH VVS1488 · 41rI VVS2487 · 42rE VS2476 · 45rI VVS1464 · 41rD VS1413 · 47rF VVS2361 · 48rE VVS2346 · 44rE VVS1266 · 40rG VVS1250 · 41rD VVS1247 · 43rF VVS1197 · 40rH IF136 · 32rE IF120 · 38rI IF107 · 25rD IF96 · 30rG IF78 · 29rF IF39 · 22r

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 3,293 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 62%, about £2,084.

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.