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Carat Hunter · Where to buy diamonds

Where to buy a 3ct lab-grown oval diamond

Every retailer in our index stocking this size and shape, 62 of them, across 199,940 live listings.

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

The market at this size and shape

Active listings

199,940

Retailers carrying

62

Median active price

CA$1,419

Grade combinations

31

Certificate mix:IGI 173,442 · GIA 17,611 · GCAL 4,285 · HRD 62

What it actually costs

Lower 10% CA$941Median CA$1,419Upper 10% CA$4,655

Middle half sell between CA$1,146 to CA$2,618

Certificated stones with a live price only, 56,581 of them. Each contributes its best available price.

The same stone, priced differently

Typical spread

200%

Typical difference

CA$2,611

Stones compared

28,324

Across 28,324 stones of this size and shape carried by more than one retailer, the dearest listing sits 200% above the cheapest for the identical certificated diamond, a typical gap of CA$2,611. 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 September 2, 2026.

3 of the 25 retailers ship to Canada. 22 do not.

Narrow it down by grade

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

E VVS225,259 · 50rE VS121,831 · 52rD VS121,339 · 49rD VVS218,403 · 55rF VVS217,943 · 48rD VVS114,323 · 48rF VS111,843 · 47rG VS19,792 · 39rD FL9,159 · 31rE VS29,078 · 43rD IF8,956 · 42rG VVS28,362 · 38rD VS25,331 · 39rE VVS14,406 · 46rF VS22,853 · 36rH VS12,479 · 30rG VS22,215 · 34rH VVS21,736 · 21rF VVS11,677 · 41rE IF967 · 35rH VS2565 · 25rG VVS1542 · 34rE FL299 · 26rF IF222 · 29rH VVS1104 · 17rG IF98 · 22rI VS185 · 25rI VS225 · 13rI VVS221 · 10rH IF14 · 14rI VVS111 · 11r

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.
  • Lab-grown: chemically identical to natural diamonds, typically 60% to 80% less than a comparable natural cohort.

Frequently asked

How much do retailers differ on the same diamond?

Across 28,324 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 200%, about CA$2,611.

Can I see retailers for one exact grade?

Yes. Each of the 31 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.