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Carat Hunter · Where to buy diamonds

Where to buy a 0.75ct lab-grown oval diamond

Every retailer in our index stocking this size and shape, 51 of them, across 70,789 live listings.

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

The market at this size and shape

Active listings

70,789

Retailers carrying

51

Median active price

A$518

Grade combinations

32

Certificate mix:IGI 64,961 · GIA 1,742 · GCAL 450 · HRD 5

What it actually costs

Lower 10% A$215Median A$518Upper 10% A$2,054

Middle half sell between A$380 to A$937

Certificated stones with a live price only, 13,727 of them. Each contributes its best available price.

The same stone, priced differently

Typical spread

139%

Typical difference

A$641

Stones compared

8,848

Across 8,848 stones of this size and shape carried by more than one retailer, the dearest listing sits 139% above the cheapest for the identical certificated diamond, a typical gap of A$641. 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 September 2, 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.

D VVS220,234 · 46rD VVS118,086 · 40rD VS17,851 · 40rE VVS25,064 · 41rD IF4,568 · 37rE VS13,079 · 43rE VVS12,620 · 39rD VS21,246 · 33rE VS21,174 · 39rF VS11,082 · 38rF VVS2928 · 40rE IF781 · 31rF VS2570 · 26rD FL478 · 25rF VVS1466 · 36rG VS1461 · 27rG VVS2293 · 26rH VS1280 · 25rG VS2207 · 22rI VS1185 · 19rI VS2172 · 19rH VVS2160 · 27rH VS2135 · 17rF IF129 · 33rI VVS2116 · 16rH VVS1110 · 10rG VVS1110 · 22rI VVS161 · 14rE FL55 · 17rF FL32 · 21rG IF29 · 16rH IF21 · 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

  • Oval: an elongated brilliant cut that looks larger face-up than its carat weight.
  • Lab-grown: chemically identical to natural diamonds, typically 60% to 80% less than a comparable natural cohort.

Frequently asked

How much do retailers differ on the same diamond?

Across 8,848 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 139%, about A$641.

Can I see retailers for one exact grade?

Yes. Each of the 32 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.