Where to buy a 1.25ct natural oval diamond

Half of these diamonds are listed between $2,560 and $4,710 (as of November 6, 2026).

Certificated stones with a recently confirmed price only, 9,744 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 Jewellers10,753 in stock

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

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

   Visit NZ Jewellers
2. 2Carbon Sparkle8,901 in stock

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

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

   Visit Carbon Sparkle
3. 3

   The Perfect Carat

   6,179 in stock

   US·EGL, GIA, HRD, IGI·Ships to United States

   Terms not yet verified
4. 4Aurelinne5,427 in stock

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

   Terms not yet verified

   Visit Aurelinne
5. 5MOH London5,339 in stock

   United Kingdom·EGL, GIA, HRD, IGI

   Terms not yet verified

   Visit MOH London
6. 6Rare Carat5,317 in stock

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

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

   Visit Rare Carat
7. 777 Diamonds4,340 in stock

   United Kingdom·Founded 2005·GIA, HRD, IGI·Ships to United States

   Terms not yet verified

   Visit 77 Diamonds
8. 8Yorxs3,863 in stock

   Germany·Founded 2011·GIA, HRD, IGI

   Terms not yet verified

   Visit Yorxs
9. 9Allurez3,771 in stock

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

   Terms not yet verified

   Visit Allurez
10. 10Moon Ocean3,692 in stock

    United Kingdom·Founded 2022·GIA, HRD, IGI·Ships to United States

    Terms not yet verified

    Visit Moon Ocean

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.

60 of the 71 retailers with shipping details ship to United States. 11 do not. 2 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.

• 1.3ct H SI2from $2,031 across 9 retailersAs of November 5, 2026
• 1.27ct H SI2from $1,920 across 6 retailersAs of November 6, 2026
• 1.2ct G SI2from $1,984 across 13 retailersAs of November 6, 2026
• 1.21ct G SI2from $2,256 across 14 retailersAs of November 5, 2026
• 1.3ct I SI2from $1,370 across 8 retailersAs of November 6, 2026
• 1.21ct I SI2from $1,174 across 11 retailersAs of November 5, 2026

• Oval: an elongated brilliant cut that looks larger face-up than its carat weight.
• Natural: mined diamonds with the certification, provenance and resale profile traditional buyers expect.