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Carat Hunter · Where to buy diamonds

Where to buy a 1ct lab-grown round diamond

Every retailer in our index stocking this size and shape, 73 of them, across 901,567 live listings.

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

The market at this size and shape

Active listings

901,567

Retailers carrying

73

Median active price

CA$403

Grade combinations

33

Certificate mix:IGI 870,656 · GIA 7,333 · GCAL 2,069 · HRD 253 · AGS 2

What it actually costs

Lower 10% CA$173Median CA$403Upper 10% CA$771

Middle half sell between CA$299 to CA$470

Certificated stones with a live price only, 161,506 of them. Each contributes its best available price.

The same stone, priced differently

Typical spread

163%

Typical difference

CA$635

Stones compared

114,331

Across 114,331 stones of this size and shape carried by more than one retailer, the dearest listing sits 163% above the cheapest for the identical certificated diamond, a typical gap of CA$635. 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.

4 of the 25 retailers ship to Canada. 21 do not.

Narrow it down by grade

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

D VVS2238,272 · 67rD VS1133,937 · 59rD VVS1109,090 · 57rE VVS298,028 · 57rE VS180,061 · 56rE VVS137,436 · 56rD VS237,146 · 53rF VVS229,857 · 53rE VS229,312 · 49rF VS121,541 · 52rD IF17,598 · 53rD FL12,993 · 36rF VVS111,053 · 49rG VVS28,689 · 46rG VS17,117 · 42rE IF6,351 · 46rF VS26,106 · 48rG VVS13,717 · 42rG VS22,461 · 38rH VS11,945 · 33rH VVS21,860 · 35rF IF1,441 · 39rE FL1,126 · 31rH VS21,028 · 30rI VS1856 · 29rH VVS1650 · 25rI VVS2606 · 24rG IF371 · 23rI VS2326 · 24rI VVS1297 · 12rH IF120 · 25rF FL104 · 16rI IF68 · 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

  • Round: the most common cut, with the highest light return per carat.
  • 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 114,331 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 163%, about CA$635.

Can I see retailers for one exact grade?

Yes. Each of the 33 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.

Where to Buy 1ct Lab Grown Round Diamonds | Carat Hunter