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Carat Hunter · Where to buy diamonds

Where to buy a 3ct natural emerald diamond

Every retailer in our index stocking this size and shape, 64 of them, across 9,097 live listings.

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

The market at this size and shape

Active listings

9,097

Retailers carrying

64

Median active price

£24,691

Grade combinations

33

Certificate mix:GIA 7,364 · IGI 557 · HRD 186

What it actually costs

Lower 10% £11,292Median £24,691Upper 10% £43,677

Middle half sell between £16,347 to £33,842

Certificated stones with a live price only, 2,322 of them. Each contributes its best available price.

The same stone, priced differently

Typical spread

32%

Typical difference

£7,140

Stones compared

1,464

Across 1,464 stones of this size and shape carried by more than one retailer, the dearest listing sits 32% above the cheapest for the identical certificated diamond, a typical gap of £7,140. 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.

Narrow it down by grade

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

I VS1923 · 51rI VS2752 · 50rI VVS2677 · 49rH VS1535 · 55rH VS2530 · 45rI VVS1520 · 45rG VS2465 · 51rG VS1452 · 51rF VS1309 · 49rF VS2307 · 46rE VS1306 · 48rH VVS2293 · 47rH VVS1289 · 47rD VS2281 · 48rE VVS2249 · 44rD VS1232 · 45rG VVS1231 · 48rE VS2202 · 45rD VVS2194 · 39rG VVS2187 · 43rF VVS2183 · 49rE VVS1181 · 46rF VVS1141 · 44rD IF116 · 40rD VVS198 · 37rI IF96 · 28rG IF68 · 36rD FL64 · 26rE FL59 · 27rF IF56 · 33rH IF45 · 27rE IF33 · 22rG FL16 · 16r

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

  • Emerald: a rectangular step cut with a hall-of-mirrors look that requires high clarity.
  • 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 1,464 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 32%, about £7,140.

Can I see retailers for one exact grade?

Yes. Each of the 33 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.