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Carat Hunter · Where to buy diamonds

Where to buy a 1.25ct lab-grown heart diamond

Every retailer in our index stocking this size and shape, 54 of them, across 18,428 current listings.

Updated October 30, 2026 · Independent. Zero affiliate revenue.

The market at this size and shape

Active listings

18,428

Retailers carrying

54

Median confirmed price

CA$396

Grade combinations

23

Certificate mix:IGI 17,648 · GIA 400 · HRD 29 · GCAL 14

What it actually costs

Half of these diamonds are listed between CA$314 and CA$599 (as of October 30, 2026).

Lower 10% CA$283Median CA$396Upper 10% CA$1,624

Middle half listed between CA$314 to CA$599

Certificated stones with a recently confirmed price only, 1,683 of them. Each contributes its cheapest confirmed price.

The same stone, priced differently

Typical spread

432%

Typical difference

CA$1,492

Stones compared

1,387

Across 1,387 stones of this size and shape carried by more than one retailer, the dearest listing sits 432% above the cheapest for the identical certificated diamond, a typical gap of CA$1,492. 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.

  2. 2NZ Jewellers1,042 in stock
    New Zealand·Founded 2006·30-day returns·Ships to Canada
    Terms read on the retailer’s own site, October 19, 2026
    Visit NZ Jewellers
  6. 6B2C Jewels921 in stock
    United States·Founded 2004·30-day returns·Ships to Canada
    Terms read on the retailer’s own site, October 19, 2026
    Visit B2C Jewels
  7. 7

    The Perfect Carat

    887 in stock
    US
    Terms not yet verified
  10. 10Adiamor826 in stock
    United States·Founded 1999·30-day returns·Ships to Canada
    Terms not yet verified
    Visit Adiamor
Show 15 more retailers
  13. 23Yorxs272 in stock
    Germany·Founded 2011·100-day returns
    Terms not yet verified
    Visit Yorxs

Stock counts are updated daily. Founded and shipping details come from public sources. Return terms are our summary of each retailer's own policy page, dated per retailer above. Retailers change their terms, so check the retailer's own returns and shipping pages before you buy.

17 of the 25 retailers ship to Canada. 8 do not.

Narrow it down by grade

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

D VVS24,515 · 48rD VS12,811 · 44rD VVS12,491 · 40rE VVS22,144 · 44rE VS11,898 · 42rE VVS11,208 · 44rF VVS2604 · 40rF VS1505 · 39rE VS2492 · 37rD VS2479 · 35rD IF325 · 36rG VVS2157 · 29rD FL153 · 27rE IF148 · 34rF VS2132 · 26rF VVS1124 · 27rF IF53 · 27rG VS249 · 21rG VS145 · 24rE FL40 · 20rG VVS120 · 20rI VVS217 · 17rG IF11 · 10r

Stones at this spec now

Current examples carried by more than one retailer, so the comparison is real. Prices shown in USD.

What this spec means

  • Heart: a brilliant cut with a cleft and a pointed tip, classic and recognizable.
  • Lab-grown: chemically identical to natural diamonds, typically at least 90% less than a comparable natural cohort from 1 carat up.

Frequently asked

How much do retailers differ on the same diamond?

Across 1,387 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 432%, about CA$1,492.

Can I see retailers for one exact grade?

Yes. Each of the 23 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?

Listings refresh as we re-read each retailer, most of them every day. 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 1.25ct Lab Grown Heart Diamonds | Carat Hunter