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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 13,372 live listings.

Updated September 20, 2026 · Independent. Zero affiliate revenue.

The market at this size and shape

Active listings

13,372

Retailers carrying

68

Median active price

₹607,165

Grade combinations

33

Certificate mix:GIA 11,727 · HRD 81 · IGI 68

What it actually costs

Lower 10% ₹280,789Median ₹607,165Upper 10% ₹1,104,925

Middle half sell between ₹409,083 to ₹848,610

Certificated stones with a live price only, 4,658 of them. Each contributes its best available price.

The same stone, priced differently

Typical spread

44%

Typical difference

₹236,221

Stones compared

3,303

Across 3,303 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 ₹236,221. 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

    455 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 VS21,206 · 51rG VS2973 · 56rH VS1958 · 52rG VS1935 · 54rF VS2844 · 55rH VS2832 · 56rI VS1732 · 46rH VVS2731 · 53rF VS1705 · 59rE VS2593 · 58rE VS1491 · 51rG VVS1451 · 53rI VVS1449 · 50rH VVS1425 · 51rD VS2419 · 55rD VS1413 · 49rF VVS2398 · 53rI VVS2386 · 46rG VVS2363 · 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 3,303 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 44%, about ₹236,221.

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.