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Carat Hunter · Where to buy diamonds

Where to buy a 1.25ct natural heart diamond

Every retailer in our index stocking this size and shape, 64 of them, across 4,581 live listings.

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

The market at this size and shape

Active listings

4,581

Retailers carrying

64

Median active price

£2,278

Grade combinations

30

Certificate mix:GIA 3,961 · IGI 274 · HRD 30

What it actually costs

Lower 10% £1,324Median £2,278Upper 10% £4,493

Middle half sell between £1,642 to £3,233

Certificated stones with a live price only, 1,351 of them. Each contributes its best available price.

The same stone, priced differently

Typical spread

82%

Typical difference

£1,664

Stones compared

950

Across 950 stones of this size and shape carried by more than one retailer, the dearest listing sits 82% above the cheapest for the identical certificated diamond, a typical gap of £1,664. 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

    231 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 March 7, 2026.

Narrow it down by grade

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

G VS2469 · 50rD VS2313 · 48rG VS1301 · 44rI VS1287 · 45rH VS2284 · 47rF VS2258 · 45rH VS1228 · 42rF VVS1214 · 49rI VVS2201 · 38rI VS2199 · 39rD VVS2190 · 41rD VS1184 · 41rE VS2163 · 35rF VS1150 · 31rE VS1139 · 46rH VVS1128 · 40rI VVS1105 · 38rG VVS299 · 42rH VVS296 · 31rG VVS190 · 35rE VVS283 · 27rG IF69 · 35rD VVS166 · 33rE IF49 · 27rD IF48 · 24rF VVS247 · 29rF IF38 · 29rI IF27 · 21rE VVS127 · 18rE FL17 · 16r

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 950 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 82%, about £1,664.

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.