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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, 58 of them, across 29,950 live listings.

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

The market at this size and shape

Active listings

29,950

Retailers carrying

58

Median active price

CA$1,052

Grade combinations

33

Certificate mix:GIA 26,127 · IGI 295 · AGS 15 · HRD 5

What it actually costs

Lower 10% CA$537Median CA$1,052Upper 10% CA$3,233

Middle half sell between CA$715 to CA$1,651

Certificated stones with a live price only, 8,873 of them. Each contributes its best available price.

The same stone, priced differently

Typical spread

57%

Typical difference

CA$615

Stones compared

4,948

Across 4,948 stones of this size and shape carried by more than one retailer, the dearest listing sits 57% above the cheapest for the identical certificated diamond, a typical gap of CA$615. 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
  2. 12Ritani980 in stock
    United States·Founded 1999·30-day returns·Ships to Canada
    Visit Ritani

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

2 of the 25 retailers ship to Canada. 23 do not.

Narrow it down by grade

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

D VVS11,940 · 48rE VVS11,751 · 45rE VS11,718 · 47rD VVS21,570 · 44rG VVS11,508 · 43rE VVS21,493 · 43rG VS11,453 · 42rD VS11,450 · 44rF VS11,416 · 45rF VVS11,397 · 44rE VS21,362 · 46rG VVS21,307 · 43rF VVS21,216 · 41rH VVS11,138 · 43rG VS21,137 · 48rF VS21,100 · 44rH VS1921 · 44rD VS2918 · 44rH VVS2835 · 46rH VS2638 · 47rI VS1551 · 40rI VVS1472 · 35rG IF394 · 37rI VVS2372 · 37rD IF337 · 30rH IF327 · 38rF IF313 · 32rI VS2310 · 39rE IF307 · 30rI IF199 · 34rD FL28 · 12rE FL23 · 4rG FL16 · 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

  • 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 4,948 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 57%, about CA$615.

Can I see retailers for one exact grade?

Yes. Each of the 33 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 Cushion Diamonds | Carat Hunter