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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, 69 of them, across 39,266 current listings.

Updated November 5, 2026 · Independent. Zero affiliate revenue.

The market at this size and shape

Active listings

39,266

Retailers carrying

69

Median confirmed price

A$7,260

Grade combinations

31

Certificate mix:GIA 34,864 · IGI 547 · HRD 386 · AGS 3

What it actually costs

Half of these diamonds are listed between A$5,036 and A$10,236 (as of November 5, 2026).

Lower 10% A$3,741Median A$7,260Upper 10% A$13,475

Middle half listed between A$5,036 to A$10,236

Certificated stones with a recently confirmed price only, 9,427 of them. Each contributes its cheapest confirmed price.

The same stone, priced differently

Typical spread

74%

Typical difference

A$4,908

Stones compared

6,867

Across 6,867 stones of this size and shape carried by more than one retailer, the dearest listing sits 74% above the cheapest for the identical certificated diamond, a typical gap of A$4,908. 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.

  3. 3Yorxs1,821 in stock
    Germany·Founded 2011·100-day returns
    Terms not yet verified
    Visit Yorxs
  4. 4Rare Carat1,695 in stock
    United States·Founded 2016·30-day returns·Ships to Australia
    Terms read on the retailer’s own site, October 19, 2026
    Visit Rare Carat
  6. 6Blue Nile1,395 in stock
    United States·Founded 1999·30-day returns·Ships to Australia
    Terms not yet verified
    Visit Blue Nile
Show 15 more retailers
  1. 11Cape Diamonds1,233 in stock
    South Africa·Founded 2005·7-day returns·Ships to Australia
    Terms read on the retailer’s own site, June 15, 2026
    Visit Cape Diamonds
  2. 12B2C Jewels1,217 in stock
    United States·Founded 2004·30-day returns·Ships to Australia
    Terms read on the retailer’s own site, October 19, 2026
    Visit B2C Jewels
  3. 13RockHer1,137 in stock
    United States·Founded 2016·40-day returns·Ships to Australia
    Terms not yet verified
    Visit RockHer
  6. 16Allurez974 in stock
    United States·Founded 2010·30-day returns·Ships to Australia
    Terms not yet verified
    Visit Allurez
  7. 17Ritani948 in stock
    United States·Founded 1999·30-day returns
    Terms not yet verified
    Visit Ritani
  13. 23

    GemTrove

    685 in stock
    AU
    Terms not yet verified
  15. 25Jared652 in stock
    United States·Founded 1993·30-day returns
    Terms not yet verified
    Visit Jared

Stock counts are updated daily. Founded and shipping details come from public sources. Return terms are our summary of each retailer's own policy page, dated per retailer above. Retailers change their terms, so check the retailer's own returns and shipping pages before you buy.

17 of the 25 retailers ship to Australia. 8 do not.

Narrow it down by grade

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

I VS23,365 · 57rH VS23,327 · 58rI VS13,257 · 56rG VS23,144 · 61rH VS12,741 · 58rG VS12,175 · 61rF VS21,860 · 59rI VVS21,844 · 51rF VS11,730 · 58rH VVS21,594 · 60rE VS11,560 · 60rE VS21,521 · 56rG VVS21,292 · 59rD VS21,282 · 58rI VVS11,252 · 52rD VS11,193 · 55rE VVS2991 · 58rH VVS1938 · 56rG VVS1868 · 61rF VVS2758 · 56rD VVS2531 · 52rE VVS1526 · 53rF VVS1512 · 55rD VVS1235 · 53rI IF212 · 41rH IF207 · 43rF IF102 · 32rG IF95 · 38rD IF71 · 29rE IF40 · 25rD FL33 · 25r

Stones at this spec now

Current 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 6,867 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 74%, about A$4,908.

Can I see retailers for one exact grade?

Yes. Each of the 31 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?

Listings refresh as we re-read each retailer, most of them every day. 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