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Carat Hunter · Where to buy diamonds

Where to buy a 3ct lab-grown asscher diamond

Every retailer in our index stocking this size and shape, 52 of them, across 19,974 live listings.

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

The market at this size and shape

Active listings

19,974

Retailers carrying

52

Median active price

SGD 1,503

Grade combinations

28

Certificate mix:IGI 16,180 · GIA 3,075 · GCAL 32 · HRD 5

What it actually costs

Lower 10% SGD 833Median SGD 1,503Upper 10% SGD 6,861

Middle half sell between SGD 1,079 to SGD 4,581

Certificated stones with a live price only, 4,968 of them. Each contributes its best available price.

The same stone, priced differently

Typical spread

321%

Typical difference

SGD 3,648

Stones compared

2,584

Across 2,584 stones of this size and shape carried by more than one retailer, the dearest listing sits 321% above the cheapest for the identical certificated diamond, a typical gap of SGD 3,648. 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.

E VVS23,881 · 42rD VVS22,492 · 41rE VS12,432 · 40rD VVS11,757 · 36rD VS11,718 · 38rF VVS21,422 · 38rF VS11,172 · 41rD IF1,089 · 29rD FL797 · 27rE VVS1483 · 34rE VS2462 · 33rG VS1461 · 32rF VS2312 · 28rG VVS2308 · 30rD VS2299 · 30rH VS1225 · 30rG VS2146 · 23rH VVS2103 · 28rH VS297 · 21rF VVS193 · 23rE IF60 · 22rG VVS135 · 17rE FL26 · 13rG IF25 · 20rH VVS120 · 3rI VS117 · 9rF IF15 · 14rI VVS112 · 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

  • Asscher: a square step cut with cropped corners.
  • 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 2,584 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 321%, about SGD 3,648.

Can I see retailers for one exact grade?

Yes. Each of the 28 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.