CaratHunter
Plans

Carat Hunter · Where to buy diamonds

Where to buy a 0.75ct lab-grown heart diamond

Every retailer in our index stocking this size and shape, 44 of them, across 7,477 live listings.

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

The market at this size and shape

Active listings

7,477

Retailers carrying

44

Median active price

CA$439

Grade combinations

29

Certificate mix:IGI 6,874 · GIA 47 · HRD 1

What it actually costs

Lower 10% CA$208Median CA$439Upper 10% CA$942

Middle half sell between CA$322 to CA$621

Certificated stones with a live price only, 1,578 of them. Each contributes its best available price.

The same stone, priced differently

Typical spread

161%

Typical difference

CA$616

Stones compared

1,095

Across 1,095 stones of this size and shape carried by more than one retailer, the dearest listing sits 161% above the cheapest for the identical certificated diamond, a typical gap of CA$616. 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.

D VVS21,439 · 36rD VS11,276 · 30rE VVS2903 · 29rE VS1879 · 27rD VVS1767 · 31rF VS1423 · 24rF VVS2349 · 23rD VS2231 · 21rD IF199 · 25rE VS2167 · 23rE VVS1124 · 27rG VS1116 · 21rF VS288 · 20rG VVS272 · 24rH VS161 · 22rG VS260 · 13rH VVS250 · 13rH VS245 · 14rF VVS138 · 10rE IF30 · 15rH IF22 · 5rF IF21 · 15rI VVS218 · 3rG IF14 · 5rI VVS113 · 5rG VVS113 · 5rH VVS113 · 3rI VS212 · 6rI VS112 · 6r

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

  • Heart: a brilliant cut with a cleft and a pointed tip, classic and recognizable.
  • 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 1,095 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 161%, about CA$616.

Can I see retailers for one exact grade?

Yes. Each of the 29 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 0.75ct Lab Grown Heart Diamonds | Carat Hunter