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Carat Hunter · Where to buy diamonds

Where to buy a 1.5ct natural radiant diamond

Every retailer in our index stocking this size and shape, 68 of them, across 13,413 live listings.

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

The market at this size and shape

Active listings

13,413

Retailers carrying

68

Median active price

HK$49,564

Grade combinations

33

Certificate mix:GIA 11,782 · HRD 81 · IGI 68

What it actually costs

Lower 10% HK$22,907Median HK$49,564Upper 10% HK$90,394

Middle half sell between HK$33,366 to HK$69,416

Certificated stones with a live price only, 4,659 of them. Each contributes its best available price.

The same stone, priced differently

Typical spread

44%

Typical difference

HK$19,330

Stones compared

3,307

Across 3,307 stones of this size and shape carried by more than one retailer, the dearest listing sits 44% above the cheapest for the identical certificated diamond, a typical gap of HK$19,330. 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

    MOH London

    456 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.

I VS21,215 · 51rG VS2974 · 56rH VS1964 · 52rG VS1937 · 54rF VS2846 · 55rH VS2836 · 56rI VS1735 · 46rH VVS2733 · 53rF VS1706 · 59rE VS2596 · 58rE VS1490 · 51rI VVS1450 · 50rG VVS1449 · 53rH VVS1426 · 51rD VS2422 · 55rD VS1413 · 49rF VVS2400 · 53rI VVS2389 · 46rG VVS2364 · 48rE VVS2251 · 48rD VVS2173 · 47rF VVS1161 · 40rD VVS1102 · 44rE VVS1101 · 37rI IF54 · 25rG IF44 · 21rH IF44 · 28rE IF42 · 24rD IF34 · 24rF IF16 · 14rH FL13 · 13rF FL13 · 12rI FL11 · 11r

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

  • Radiant: a rectangular brilliant cut that combines the emerald outline with round-style faceting.
  • 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 3,307 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 44%, about HK$19,330.

Can I see retailers for one exact grade?

Yes. Each of the 33 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.