Where to buy a 1.25ct natural princess diamond

Half of these diamonds are listed between £1,673 and £3,117 (as of November 7, 2026).

Certificated stones with a recently confirmed price only, 2,223 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 Jewellers1,691 in stock

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

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

   Visit NZ Jewellers
2. 2Carbon Sparkle1,611 in stock

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

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

   Visit Carbon Sparkle
3. 3Aurelinne1,396 in stock

   United States·Founded 2021·EGL, GIA, GSI, HRD·Ships to United Kingdom

   Terms not yet verified

   Visit Aurelinne
4. 4

   The Perfect Carat

   1,207 in stock

   US·EGL, GIA, GSI, HRD

   Terms not yet verified
5. 577 Diamonds1,102 in stock

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

   Terms not yet verified

   Visit 77 Diamonds
6. 6MOH London1,041 in stock

   United Kingdom·EGL, GIA, HRD, IGI·Ships to United Kingdom

   Terms not yet verified

   Visit MOH London
7. 7Yorxs1,012 in stock

   Germany·Founded 2011·GIA, HRD, IGI

   Terms not yet verified

   Visit Yorxs
8. 8Allurez970 in stock

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

   Terms not yet verified

   Visit Allurez
9. 9Rare Carat966 in stock

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

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

   Visit Rare Carat
10. 10Calavera New York857 in stock

    United States·EGL, GIA, GSI, HRD·30-day returns·Ships to United Kingdom

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

    Visit Calavera New York

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.

39 of the 65 retailers with shipping details ship to United Kingdom. 26 do not. 5 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 VS1from $3,409 across 17 retailersAs of November 6, 2026
• 1.3ct H VS1from $3,511 across 17 retailersAs of November 4, 2026
• 1.21ct I VS1from $1,984 across 15 retailersAs of November 6, 2026
• 1.3ct I VS1from $3,508 across 4 retailersAs of November 7, 2026
• 1.3ct G VS2from $4,063 across 5 retailersAs of November 2, 2026
• 1.2ct G VS2from $2,563 across 18 retailersAs of November 4, 2026

• Princess: a square brilliant cut, second only to round in popularity.
• Natural: mined diamonds with the certification, provenance and resale profile traditional buyers expect.