Carat Hunter · Where to buy diamonds

Where to buy a 2ct lab-grown radiant diamond

Every retailer in our index stocking this size and shape, 66 of them, across 241,196 current listings.

Updated November 6, 2026 · Independent. Zero affiliate revenue.

The market at this size and shape

Active listings

241,196

Retailers carrying

66

Median confirmed price

NZ$1,565

Grade combinations

33

Certificate mix:IGI 205,652 · GIA 25,500 · GCAL 4,455 · HRD 29

What it actually costs

Half of these diamonds are listed between NZ$881 and NZ$1,799 (as of November 6, 2026).

Lower 10% NZ$639Median NZ$1,565Upper 10% NZ$2,865

Middle half listed between NZ$881 to NZ$1,799

Certificated stones with a recently confirmed price only, 36,724 of them. Each contributes its cheapest confirmed price.

The same stone, priced differently

Cheapest to dearest, median

396%

Cheapest to dearest, median in price

NZ$3,341

Stones compared

16,526

Across 16,526 stones of this size and shape carried by more than one retailer, the dearest listing sits 396% above the cheapest for the identical certificated diamond, a typical gap of NZ$3,341. 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. 4NZ Jewellers12,198 in stock
    New Zealand·Founded 2006·30-day returns·Ships to New Zealand
    Terms read on the retailer’s own site, October 19, 2026
    Visit NZ Jewellers
  2. 5Rare Carat11,944 in stock
    United States·Founded 2016·30-day returns·Ships to New Zealand
    Terms read on the retailer’s own site, October 19, 2026
    Visit Rare Carat
  3. 6Aurelinne10,510 in stock
    United States·Founded 2021·30-day returns·Ships to New Zealand
    Terms not yet verified
    Visit Aurelinne
  4. 7

    The Perfect Carat

    10,410 in stock
    US
    Terms not yet verified
  5. 10Adiamor8,482 in stock
    United States·Founded 1999·30-day returns
    Terms not yet verified
    Visit Adiamor
Show 15 more retailers
  1. 14B2C Jewels7,533 in stock
    United States·Founded 2004·30-day returns·Ships to New Zealand
    Terms read on the retailer’s own site, October 19, 2026
    Visit B2C Jewels
  2. 15RockHer6,883 in stock
    United States·Founded 2016·40-day returns·Ships to New Zealand
    Terms not yet verified
    Visit RockHer
  3. 18Moon Ocean6,364 in stock
    United Kingdom·Founded 2022·30-day returns·Ships to New Zealand
    Terms not yet verified
    Visit Moon Ocean
  4. 21Yorxs4,909 in stock
    Germany·Founded 2011·100-day returns
    Terms not yet verified
    Visit Yorxs
  5. 23Cape Diamonds4,516 in stock
    South Africa·Founded 2005·7-day returns·Ships to New Zealand
    Terms read on the retailer’s own site, June 15, 2026
    Visit Cape Diamonds

Stock counts reflect current listings. 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.

16 of the 25 retailers ship to New Zealand. 9 do not.

Narrow it down by grade

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

E VVS231,771 · 55rD VVS231,132 · 57rE VS130,359 · 59rD VS130,042 · 55rD VVS122,345 · 54rF VS113,013 · 54rF VVS212,957 · 55rD IF12,891 · 51rE VVS19,412 · 53rG VS18,719 · 51rE VS26,204 · 48rD FL5,608 · 41rD VS25,203 · 49rG VVS24,835 · 45rF VS22,742 · 44rG VS22,641 · 42rE IF2,601 · 45rF VVS12,247 · 50rH VS11,847 · 41rH VVS21,293 · 38rG VVS1745 · 39rH VS2716 · 36rE FL588 · 35rF IF494 · 43rG IF280 · 34rI VS1131 · 27rF FL118 · 25rH VVS1110 · 28rI VVS250 · 21rH IF35 · 25rI VS224 · 18rG FL24 · 23rI VVS119 · 17r

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

  • Radiant: a rectangular brilliant cut that combines the emerald outline with round-style faceting.
  • 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 16,526 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 396%, about NZ$3,341.

Can I see retailers for one exact grade?

Yes. Each of the 33 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?

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.