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Carat Hunter · Where to buy diamonds

Where to buy a 0.5ct natural radiant diamond

Every retailer in our index stocking this size and shape, 61 of them, across 32,758 live listings.

Updated September 18, 2026 · Independent. Zero affiliate revenue.

The market at this size and shape

Active listings

32,758

Retailers carrying

61

Median active price

CA$1,097

Grade combinations

36

Certificate mix:GIA 29,499 · IGI 624

What it actually costs

Lower 10% CA$658Median CA$1,097Upper 10% CA$1,973

Middle half sell between CA$830 to CA$1,383

Certificated stones with a live price only, 7,857 of them. Each contributes its best available price.

The same stone, priced differently

Typical spread

79%

Typical difference

CA$749

Stones compared

4,562

Across 4,562 stones of this size and shape carried by more than one retailer, the dearest listing sits 79% above the cheapest for the identical certificated diamond, a typical gap of CA$749. 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.

  10. 10

    GemTrove

    981 in stock
    AU
Show 15 more retailers

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

3 of the 25 retailers ship to Canada. 22 do not.

Narrow it down by grade

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

D VS12,211 · 55rD VVS11,754 · 50rE VS21,727 · 53rD VVS21,699 · 52rE VS11,689 · 50rE VVS11,620 · 50rD VS21,581 · 51rE VVS21,574 · 53rH VVS11,462 · 49rF VVS11,440 · 52rF VS11,426 · 52rF VS21,266 · 52rG VS11,249 · 50rG VVS11,203 · 52rF VVS21,070 · 52rH VVS21,050 · 50rG VS2977 · 51rH VS1847 · 50rH VS2837 · 47rG VVS2825 · 49rI VVS1770 · 41rI VS1675 · 41rI VVS2672 · 41rI VS2573 · 43rF IF472 · 39rG IF427 · 47rD IF418 · 42rH IF413 · 44rE IF349 · 37rI IF265 · 32rD FL53 · 18rF FL38 · 11rE FL38 · 9rG FL34 · 6rI FL30 · 18rH FL24 · 5r

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 4,562 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 79%, about CA$749.

Can I see retailers for one exact grade?

Yes. Each of the 36 color 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.

Where to Buy 0.5ct Natural Radiant Diamonds | Carat Hunter