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Carat Hunter · Where to buy diamonds

Where to buy a 1.25ct lab-grown round diamond

Every retailer in our index stocking this size and shape, 65 of them, across 271,315 current listings.

Updated October 28, 2026 · Independent. Zero affiliate revenue.

The market at this size and shape

Active listings

271,315

Retailers carrying

65

Median confirmed price

$295

Grade combinations

32

Certificate mix:IGI 260,135 · GIA 3,586 · GCAL 2,108 · HRD 46 · AGS 1

What it actually costs

Half of these diamonds are listed between $202 and $506 (as of October 28, 2026).

Lower 10% $182Median $295Upper 10% $921

Middle half listed between $202 to $506

Certificated stones with a recently confirmed price only, 19,637 of them. Each contributes its cheapest confirmed price.

The same stone, priced differently

Typical spread

405%

Typical difference

$933

Stones compared

14,806

Across 14,806 stones of this size and shape carried by more than one retailer, the dearest listing sits 405% above the cheapest for the identical certificated diamond, a typical gap of $933. 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.

  1. 1Aurelinne17,120 in stock
    United States·Founded 2021·30-day returns·Ships to United States
    Terms not yet verified
    Visit Aurelinne
  3. 3NZ Jewellers15,657 in stock
    New Zealand·Founded 2006·30-day returns·Ships to United States
    Terms read on the retailer’s own site, October 19, 2026
    Visit NZ Jewellers
  5. 5

    The Perfect Carat

    13,522 in stock
    US
    Terms not yet verified
  9. 9B2C Jewels11,784 in stock
    United States·Founded 2004·30-day returns·Ships to United States
    Terms read on the retailer’s own site, October 19, 2026
    Visit B2C Jewels
Show 15 more retailers
  1. 11Rare Carat10,997 in stock
    United States·Founded 2016·30-day returns·Ships to United States
    Terms read on the retailer’s own site, October 19, 2026
    Visit Rare Carat
  2. 12Adiamor10,410 in stock
    United States·Founded 1999·30-day returns·Ships to United States
    Terms not yet verified
    Visit Adiamor
  3. 13Moon Ocean9,960 in stock
    United Kingdom·Founded 2022·30-day returns·Ships to United States
    Terms not yet verified
    Visit Moon Ocean
  6. 16Yorxs8,349 in stock
    Germany·Founded 2011·100-day returns
    Terms not yet verified
    Visit Yorxs
  7. 17Cape Diamonds8,004 in stock
    South Africa·Founded 2005·7-day returns·Ships to United States
    Terms read on the retailer’s own site, June 15, 2026
    Visit Cape Diamonds

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.

19 of the 25 retailers ship to United States. 6 do not.

Narrow it down by grade

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

D VVS267,390 · 56rD VS148,128 · 53rD VVS127,739 · 55rE VVS222,588 · 53rE VS118,399 · 53rD VS214,316 · 45rE VVS111,710 · 52rF VVS29,358 · 50rF VS17,629 · 51rE VS26,153 · 48rD FL6,146 · 39rG VVS25,679 · 42rD IF5,052 · 55rG VS14,483 · 44rF VVS12,989 · 44rF VS22,451 · 39rE IF2,372 · 43rH VVS21,808 · 37rH VS11,481 · 37rG VVS11,227 · 38rG VS21,049 · 35rE FL819 · 31rH VS2514 · 32rF IF479 · 35rH VVS1470 · 31rI VS1273 · 25rI VS2198 · 24rI VVS2161 · 24rF FL133 · 27rG IF79 · 30rI VVS125 · 19rI IF15 · 15r

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

  • Round: the most common cut, with the highest light return per carat.
  • 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 14,806 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 405%, about $933.

Can I see retailers for one exact grade?

Yes. Each of the 32 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.