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Carat Hunter · Where to buy diamonds

Where to buy a 3ct natural princess diamond

Every retailer in our index stocking this size and shape, 58 of them, across 2,050 live listings.

Updated September 17, 2026 · Independent. Zero affiliate revenue.

The market at this size and shape

Active listings

2,050

Retailers carrying

58

Median active price

A$37,679

Grade combinations

24

Certificate mix:GIA 1,421 · IGI 273 · HRD 73

What it actually costs

Lower 10% A$20,282Median A$37,679Upper 10% A$67,294

Middle half sell between A$26,789 to A$52,431

Certificated stones with a live price only, 732 of them. Each contributes its best available price.

The same stone, priced differently

Typical spread

30%

Typical difference

A$10,104

Stones compared

489

Across 489 stones of this size and shape carried by more than one retailer, the dearest listing sits 30% above the cheapest for the identical certificated diamond, a typical gap of A$10,104. 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 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.

I VS2278 · 42rH VS2233 · 41rG VS2212 · 38rI VS1187 · 38rG VS1143 · 39rH VS1120 · 32rH VVS1107 · 41rI VVS2105 · 26rG VVS289 · 39rI VVS181 · 28rH VVS266 · 32rF VS166 · 25rI IF57 · 25rE VS257 · 31rF VS244 · 24rD VVS239 · 34rE VS123 · 21rG IF21 · 18rG VVS121 · 18rD VS218 · 14rF VVS217 · 14rD IF16 · 15rF VVS111 · 11rD VS110 · 10r

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

  • Princess: a square brilliant cut, second only to round in popularity.
  • 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 489 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 30%, about A$10,104.

Can I see retailers for one exact grade?

Yes. Each of the 24 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 3ct Natural Princess Diamonds | Carat Hunter