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Carat Hunter · Where to buy diamonds

Where to buy a 1.25ct natural radiant diamond

Every retailer in our index stocking this size and shape, 64 of them, across 8,508 live listings.

Updated September 19, 2026 · Independent. Zero affiliate revenue.

The market at this size and shape

Active listings

8,508

Retailers carrying

64

Median active price

CA$5,486

Grade combinations

30

Certificate mix:GIA 7,510 · IGI 172 · HRD 26

What it actually costs

Lower 10% CA$2,887Median CA$5,486Upper 10% CA$10,620

Middle half sell between CA$3,923 to CA$7,709

Certificated stones with a live price only, 2,701 of them. Each contributes its best available price.

The same stone, priced differently

Typical spread

40%

Typical difference

CA$1,793

Stones compared

1,781

Across 1,781 stones of this size and shape carried by more than one retailer, the dearest listing sits 40% above the cheapest for the identical certificated diamond, a typical gap of CA$1,793. 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

Stock counts are updated daily. Founded, return window and shipping details are retailer-provided and were last verified June 15, 2026.

5 of the 25 retailers ship to Canada. 20 do not.

Narrow it down by grade

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

G VS1626 · 55rH VS2552 · 52rI VS1546 · 48rG VS2531 · 52rF VS1508 · 50rE VS1467 · 56rE VS2454 · 51rI VS2436 · 48rH VS1420 · 48rH VVS2420 · 50rF VS2417 · 52rI VVS2396 · 43rI VVS1384 · 50rG VVS2328 · 48rD VS2282 · 49rD VS1264 · 48rH VVS1254 · 50rF VVS2245 · 51rG VVS1223 · 43rE VVS2183 · 43rF VVS1122 · 47rD VVS1108 · 40rE VVS199 · 25rD IF64 · 35rD VVS255 · 30rE IF30 · 25rH IF28 · 21rD FL27 · 20rG IF18 · 16rI IF11 · 8r

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 1,781 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 40%, about CA$1,793.

Can I see retailers for one exact grade?

Yes. Each of the 30 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 1.25ct Natural Radiant Diamonds | Carat Hunter