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Carat Hunter · Where to buy diamonds

Where to buy a 1ct natural cushion diamond

Every retailer in our index stocking this size and shape, 69 of them, across 63,514 live listings.

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

The market at this size and shape

Active listings

63,514

Retailers carrying

69

Median active price

A$3,867

Grade combinations

31

Certificate mix:GIA 52,877 · IGI 1,224 · HRD 571 · AGS 8

What it actually costs

Lower 10% A$2,084Median A$3,867Upper 10% A$7,866

Middle half sell between A$2,767 to A$5,500

Certificated stones with a live price only, 20,685 of them. Each contributes its best available price.

The same stone, priced differently

Typical spread

33%

Typical difference

A$1,155

Stones compared

13,457

Across 13,457 stones of this size and shape carried by more than one retailer, the dearest listing sits 33% above the cheapest for the identical certificated diamond, a typical gap of A$1,155. 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
  15. 25

    GemTrove

    921 in stock
    AU

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

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

Narrow it down by grade

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

G VS14,426 · 61rG VS23,918 · 54rI VS13,604 · 52rH VS13,385 · 53rH VS23,287 · 52rF VS13,141 · 58rE VS13,115 · 56rF VS23,114 · 56rD VS12,930 · 55rG VVS22,754 · 56rE VS22,707 · 53rI VS22,621 · 45rH VVS22,570 · 57rI VVS22,527 · 48rE VVS22,179 · 55rF VVS22,064 · 55rD VS22,050 · 53rG VVS11,991 · 52rH VVS11,902 · 52rF VVS11,854 · 53rD VVS21,679 · 52rI VVS11,667 · 50rE VVS11,247 · 53rD VVS11,104 · 54rH IF421 · 44rF IF348 · 45rI IF290 · 40rG IF218 · 40rE IF205 · 41rD IF146 · 30rH FL23 · 16r

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 13,457 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 33%, about A$1,155.

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?

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.