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Carat Hunter · Where to buy diamonds

Where to buy a 0.5ct natural oval diamond

Every retailer in our index stocking this size and shape, 64 of them, across 127,827 live listings.

Updated September 20, 2026 · Independent. Zero affiliate revenue.

The market at this size and shape

Active listings

127,827

Retailers carrying

64

Median active price

NZ$1,281

Grade combinations

32

Certificate mix:GIA 114,992 · IGI 6,629 · HRD 20 · AGS 1

What it actually costs

Lower 10% NZ$867Median NZ$1,281Upper 10% NZ$2,044

Middle half sell between NZ$1,040 to NZ$1,650

Certificated stones with a live price only, 38,667 of them. Each contributes its best available price.

The same stone, priced differently

Typical spread

48%

Typical difference

NZ$589

Stones compared

17,696

Across 17,696 stones of this size and shape carried by more than one retailer, the dearest listing sits 48% above the cheapest for the identical certificated diamond, a typical gap of NZ$589. 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
  10. 20

    MOH London

    2,026 in stock
    United Kingdom
  12. 22

    GemTrove

    1,833 in stock
    AU

Stock counts are updated daily. Founded, return window and shipping details are retailer-provided and were last verified September 2, 2026.

Narrow it down by grade

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

D VS18,923 · 59rD VS27,930 · 59rE VS17,112 · 58rE VS27,007 · 57rF VS16,973 · 56rD VVS26,961 · 57rF VS26,530 · 59rD VVS16,512 · 57rE VVS25,988 · 56rG VS25,377 · 59rG VS15,291 · 57rF VVS25,276 · 55rF VVS14,361 · 54rE VVS14,169 · 54rG VVS23,949 · 55rG VVS13,749 · 55rH VS23,649 · 55rH VS13,622 · 54rH VVS13,379 · 53rH VVS23,068 · 56rI VS12,972 · 48rI VVS12,884 · 48rI VVS22,791 · 46rI VS22,503 · 48rD IF1,384 · 48rG IF1,209 · 50rH IF1,186 · 49rF IF1,042 · 50rI IF984 · 42rE IF944 · 51rD FL31 · 16rG FL30 · 7r

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.
  • 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 17,696 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 48%, about NZ$589.

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.

Where to Buy 0.5ct Natural Oval Diamonds | Carat Hunter