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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, 62 of them, across 116,503 live listings.

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

The market at this size and shape

Active listings

116,503

Retailers carrying

62

Median active price

$751

Grade combinations

32

Certificate mix:GIA 105,035 · IGI 5,490 · HRD 15 · AGS 1

What it actually costs

Lower 10% $531Median $751Upper 10% $1,146

Middle half sell between $609 to $936

Certificated stones with a live price only, 36,936 of them. Each contributes its best available price.

The same stone, priced differently

Typical spread

37%

Typical difference

$279

Stones compared

16,248

Across 16,248 stones of this size and shape carried by more than one retailer, the dearest listing sits 37% above the cheapest for the identical certificated diamond, a typical gap of $279. 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. 20Adiamor1,775 in stock
    United States·Founded 1999·30-day returns·Ships to United States
    Visit Adiamor
  12. 22Ritani1,468 in stock
    United States·Founded 1999·30-day returns·Ships to United States
    Visit Ritani
  13. 23RockHer1,389 in stock
    United States·Founded 2016·40-day returns·Ships to United States
    Visit RockHer

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

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

Narrow it down by grade

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

D VS17,982 · 57rD VS27,307 · 57rE VS26,506 · 56rE VS16,460 · 55rF VS16,316 · 55rD VVS26,250 · 55rF VS26,088 · 57rD VVS15,860 · 56rE VVS25,369 · 54rG VS25,017 · 57rG VS14,837 · 55rF VVS24,780 · 52rF VVS13,883 · 53rE VVS13,750 · 53rG VVS23,574 · 54rH VS23,421 · 53rG VVS13,404 · 54rH VS13,318 · 53rH VVS13,116 · 52rH VVS22,768 · 54rI VS12,741 · 46rI VVS12,647 · 47rI VVS22,599 · 45rI VS22,335 · 47rD IF1,265 · 46rG IF1,096 · 49rH IF1,039 · 48rF IF927 · 49rI IF902 · 41rE IF845 · 50rG FL30 · 7rD FL29 · 14r

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 16,248 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 37%, about $279.

Can I see retailers for one exact grade?

Yes. Each of the 32 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.