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Carat Hunter · Where to buy diamonds

Where to buy a 0.5ct natural cushion diamond

Every retailer in our index stocking this size and shape, 59 of them, across 31,015 live listings.

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

The market at this size and shape

Active listings

31,015

Retailers carrying

59

Median active price

HK$6,006

Grade combinations

33

Certificate mix:GIA 27,204 · IGI 330 · AGS 15 · HRD 5

What it actually costs

Lower 10% HK$3,030Median HK$6,006Upper 10% HK$18,065

Middle half sell between HK$4,048 to HK$9,147

Certificated stones with a live price only, 9,148 of them. Each contributes its best available price.

The same stone, priced differently

Typical spread

66%

Typical difference

HK$4,440

Stones compared

5,001

Across 5,001 stones of this size and shape carried by more than one retailer, the dearest listing sits 66% above the cheapest for the identical certificated diamond, a typical gap of HK$4,440. 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.

Show 15 more retailers
  6. 16

    MOH London

    803 in stock
    United Kingdom

Stock counts are updated daily. Founded, return window and shipping details are retailer-provided and were last verified September 2, 2026.

Narrow it down by grade

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

D VVS11,993 · 50rE VS11,794 · 48rE VVS11,785 · 46rD VVS21,605 · 45rG VVS11,560 · 44rE VVS21,537 · 44rG VS11,505 · 44rD VS11,497 · 45rF VS11,473 · 46rF VVS11,449 · 45rE VS21,406 · 47rG VVS21,368 · 44rF VVS21,260 · 42rH VVS11,195 · 44rG VS21,172 · 49rF VS21,137 · 45rH VS1963 · 45rD VS2952 · 45rH VVS2871 · 47rH VS2663 · 48rI VS1569 · 41rI VVS1493 · 36rG IF415 · 38rI VVS2387 · 38rD IF350 · 31rH IF337 · 39rF IF330 · 33rI VS2321 · 40rE IF313 · 31rI IF213 · 35rD FL29 · 13rE FL23 · 4rG FL17 · 6r

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

  • Cushion: a softened-corner square or rectangle with a vintage feel.
  • 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 5,001 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 66%, about HK$4,440.

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.