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Carat Hunter · Where to buy diamonds

Where to buy a 1.5ct natural cushion diamond

Every retailer in our index stocking this size and shape, 67 of them, across 32,395 live listings.

Updated September 14, 2026 · Independent. Zero affiliate revenue.

The market at this size and shape

Active listings

32,395

Retailers carrying

67

Median active price

$5,321

Grade combinations

31

Certificate mix:GIA 28,257 · IGI 417 · HRD 271 · AGS 2

What it actually costs

Lower 10% $2,813Median $5,321Upper 10% $10,008

Middle half sell between $3,751 to $7,552

Certificated stones with a live price only, 10,576 of them. Each contributes its best available price.

The same stone, priced differently

Typical spread

36%

Typical difference

$1,696

Stones compared

7,087

Across 7,087 stones of this size and shape carried by more than one retailer, the dearest listing sits 36% above the cheapest for the identical certificated diamond, a typical gap of $1,696. 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.

  9. 9Adiamor1,081 in stock
    United States·Founded 1999·30-day returns·Ships to United States
    Visit Adiamor
  10. 10RockHer972 in stock
    United States·Founded 2016·40-day returns·Ships to United States
    Visit RockHer
Show 15 more retailers
  2. 12Jared915 in stock
    United States·Founded 1993·30-day returns·Ships to United States
    Visit Jared
  3. 13Zales875 in stock
    United States·Founded 1924·30-day returns·Ships to United States
    Visit Zales
  7. 17Ritani842 in stock
    United States·Founded 1999·30-day returns·Ships to United States
    Visit Ritani

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

13 of the 25 retailers ship to United States. 12 do not.

Narrow it down by grade

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

H VS22,753 · 55rI VS12,644 · 52rI VS22,526 · 51rG VS22,422 · 55rH VS12,312 · 51rG VS11,874 · 55rF VS21,683 · 53rF VS11,478 · 53rI VVS21,451 · 45rH VVS21,446 · 53rE VS21,293 · 49rE VS11,263 · 54rD VS21,071 · 51rG VVS21,059 · 50rD VS11,020 · 48rI VVS1962 · 45rH VVS1838 · 52rG VVS1758 · 56rE VVS2754 · 49rF VVS2579 · 48rE VVS1529 · 48rD VVS2469 · 47rF VVS1445 · 47rD VVS1172 · 40rI IF160 · 36rH IF146 · 37rF IF85 · 30rD IF58 · 22rE IF49 · 21rG IF45 · 23rD FL36 · 23r

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 7,087 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 36%, about $1,696.

Can I see retailers for one exact grade?

Yes. Each of the 31 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 1.5ct Natural Cushion Diamonds | Carat Hunter