Where to buy a 2ct natural round diamond

Half of these diamonds are listed between NZ$16,072 and NZ$34,895 (as of November 6, 2026).

Certificated stones with a recently confirmed price only, 19,908 of them. Each contributes its cheapest confirmed price.

As of November 6, 2026, the same certified diamond typically costs 44% more at a typical retailer than at the cheapest for lab-grown stones, and 20% more for natural ones (the median across stones listed by two or more retailers). Comparing shows you the cheapest of the retailers listing the same stone.

Ranked by active inventory count. Selection is mechanical, not editorial.

1. 1NZ Jewellers15,165 in stock

   New Zealand·Founded 2006·EGL, GIA, HRD, IGI·30-day returns·Ships to New Zealand

   Terms read on the retailer’s own site, October 19, 2026

   Visit NZ Jewellers
2. 2Carbon Sparkle14,152 in stock

   United States·EGL, GIA, HRD, IGI·21-day returns·Ships to New Zealand

   Terms read on the retailer’s own site, September 2, 2026

   Visit Carbon Sparkle
3. 3

   The Perfect Carat

   9,318 in stock

   US·EGL, GIA, HRD, IGI

   Terms not yet verified
4. 4Aurelinne9,287 in stock

   United States·Founded 2021·EGL, GIA, HRD, IGI·Ships to New Zealand

   Terms not yet verified

   Visit Aurelinne
5. 5Yorxs9,155 in stock

   Germany·Founded 2011·GIA, HRD, IGI

   Terms not yet verified

   Visit Yorxs
6. 6MOH London8,985 in stock

   United Kingdom·EGL, GIA, HRD, IGI

   Terms not yet verified

   Visit MOH London
7. 777 Diamonds8,539 in stock

   United Kingdom·Founded 2005·GIA, HRD, IGI·Ships to New Zealand

   Terms not yet verified

   Visit 77 Diamonds
8. 8Rare Carat8,538 in stock

   United States·Founded 2016·GIA, HRD, IGI·30-day returns·Ships to New Zealand

   Terms read on the retailer’s own site, October 19, 2026

   Visit Rare Carat
9. 9Allurez6,236 in stock

   United States·Founded 2010·GIA, HRD, IGI·Ships to New Zealand

   Terms not yet verified

   Visit Allurez
10. 10B2C Jewels5,394 in stock

    United States·Founded 2004·AGS, GIA, HRD, IGI·30-day returns·Ships to New Zealand

    Terms read on the retailer’s own site, October 19, 2026

    Visit B2C Jewels

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.

41 of the 70 retailers with shipping details ship to New Zealand. 29 do not. 7 retailers have not published any shipping details.

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

Current examples carried by more than one retailer, so the comparison is real. Prices shown in USD.

• 2.1ct H SI2from $4,646 across 5 retailersAs of November 5, 2026
• 2.01ct H SI2from $3,623 across 6 retailersAs of November 5, 2026
• 2.01ct I SI2from $5,773 across 6 retailersAs of November 6, 2026
• 2.01ct I SI2from $6,077 across 7 retailersAs of November 5, 2026
• 2.01ct G SI2from $8,835 across 15 retailersAs of November 5, 2026
• 2.01ct G SI2from $5,436 across 9 retailersAs of November 5, 2026

• Round: the most common cut, with the highest light return per carat.
• Natural: mined diamonds with the certification, provenance and resale profile traditional buyers expect.