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Carat Hunter · Where to buy diamonds

Where to buy a 1.5ct lab-grown oval diamond

Every retailer in our index stocking this size and shape, 66 of them, across 371,425 live listings.

Updated September 16, 2026 · Independent. Zero affiliate revenue.

The market at this size and shape

Active listings

371,425

Retailers carrying

66

Median active price

HK$3,734

Grade combinations

32

Certificate mix:IGI 355,545 · GIA 8,179 · GCAL 2,600 · HRD 16

What it actually costs

Lower 10% HK$1,671Median HK$3,734Upper 10% HK$10,896

Middle half sell between HK$2,746 to HK$6,652

Certificated stones with a live price only, 74,528 of them. Each contributes its best available price.

The same stone, priced differently

Typical spread

293%

Typical difference

HK$7,942

Stones compared

48,565

Across 48,565 stones of this size and shape carried by more than one retailer, the dearest listing sits 293% above the cheapest for the identical certificated diamond, a typical gap of HK$7,942. 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.

Narrow it down by grade

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

D VVS258,772 · 60rE VVS251,428 · 51rE VS149,615 · 51rD VS148,269 · 52rD VVS139,554 · 52rF VVS224,967 · 50rF VS116,102 · 50rE VS215,421 · 43rD VS213,851 · 44rE VVS113,252 · 51rD IF10,688 · 46rD FL7,843 · 31rG VVS25,642 · 42rF VS23,571 · 39rF VVS13,158 · 43rG VS13,141 · 44rE IF2,322 · 38rG VS2634 · 29rH VVS2592 · 30rH VS1589 · 34rE FL495 · 25rG VVS1446 · 32rF IF255 · 32rH VS2237 · 22rI VS2213 · 17rI VS1125 · 12rH VVS1100 · 22rG IF70 · 24rI VVS225 · 14rF FL21 · 16rH IF12 · 4rI IF10 · 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

  • 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 48,565 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 293%, about HK$7,942.

Can I see retailers for one exact grade?

Yes. Each of the 32 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.

Where to Buy 1.5ct Lab Grown Oval Diamonds | Carat Hunter