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Carat Hunter · Where to buy diamonds

Where to buy a 0.5ct natural round diamond

Every retailer in our index stocking this size and shape, 74 of them, across 738,714 live listings.

Updated September 18, 2026 · Independent. Zero affiliate revenue.

The market at this size and shape

Active listings

738,714

Retailers carrying

74

Median active price

SGD 1,104

Grade combinations

36

Certificate mix:GIA 592,298 · IGI 101,531 · HRD 13,931 · AGS 15

What it actually costs

Lower 10% SGD 644Median SGD 1,104Upper 10% SGD 1,937

Middle half sell between SGD 837 to SGD 1,487

Certificated stones with a live price only, 237,459 of them. Each contributes its best available price.

The same stone, priced differently

Typical spread

45%

Typical difference

SGD 441

Stones compared

131,600

Across 131,600 stones of this size and shape carried by more than one retailer, the dearest listing sits 45% above the cheapest for the identical certificated diamond, a typical gap of SGD 441. 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
  8. 18

    GemTrove

    13,982 in stock
    AU

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

Narrow it down by grade

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

D VVS160,264 · 60rD VVS236,836 · 62rE VVS135,100 · 63rF VVS132,952 · 60rD VS129,901 · 60rG VS229,382 · 65rF VS229,195 · 65rG VVS129,039 · 59rG VS126,832 · 61rH VVS126,610 · 59rH VS225,736 · 63rH VS125,492 · 61rF VS124,828 · 66rD VS224,491 · 64rH VVS224,287 · 59rE VS123,566 · 63rE VS223,500 · 64rI VVS122,684 · 53rF VVS221,154 · 64rD IF21,047 · 61rG VVS220,909 · 62rE VVS220,885 · 62rI VS119,667 · 56rI VS219,110 · 56rI VVS218,224 · 54rF IF15,273 · 56rG IF14,508 · 59rE IF14,478 · 58rH IF10,351 · 54rI IF6,866 · 50rD FL3,615 · 39rE FL673 · 30rF FL545 · 23rG FL516 · 18rH FL133 · 15rI FL65 · 12r

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

  • Round: the most common cut, with the highest light return per carat.
  • 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 131,600 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 45%, about SGD 441.

Can I see retailers for one exact grade?

Yes. Each of the 36 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 Round Diamonds | Carat Hunter