Journal: News
15ct blue diamond fetches $57.5m at Sotheby's auction
The De Beers Blue, an exceptional 15.10ct internally flawless step-cut Fancy Vivid Blue diamond reached more than $57.4 million at auction this week. The price paid for the stone makes it one of the most expensive stones to be ever sold at auction. It is also the largest ever vivid blue diamond to be sold at auction....![39 carat rough diamond petra diamonds](/cache/transforms/_panelColumns/39-carat-rough-diamond-petra-diamonds.jpg?v=1688121597)
39.34 Carat Blue Diamond Sells for $40 Million
In April 2021 Petra Diamonds recovered a 39.34 carat exceptional Type IIb blue diamond. The enigmatic diamond was...
![Spirit of the Rose pink diamond](/cache/transforms/_panelColumns/Spirit-of-the-Rose-pink-diamond.jpg?v=1688123791)
Exceptional 14.83ct Pink Diamond Sold At Sothebys for $26m
With the imminent closure of the Argyle Mine, the demand, and therefore, prices for pink diamonds are set to increase...
![20201006 102ct header](/cache/transforms/_panelColumns/20201006_102ct-header.jpg?v=1688124523)
102ct diamond with no reserve is sold in Hong Kong.
On the 5th October, Sotheby's Hong Kong put on sale an important diamond with no reserve. The diamond originated from a...
![Emerald cut diamond with sapphire side stones - trilogy ring](/cache/transforms/_panelColumns/Art-Deco-2.jpg?v=1688120858)
Blackacre in Lockdown
2020. Where to begin.This year has been a wild ride and we’re still in September.For many of us, the Covid-19 era of...
Newsletter signup
Book an appointment
Our central London studio & workshop is open Monday to Friday 9:00am to 17:30pm available by appointment and is located just a short walk from Chancery Lane tube or Farringdon station.