Professional Jeweller7h
Historically important diamond necklace achieves nearly £4m at Sotheby’s auction
The top lot at Sotheby’s Royal and Noble sale fetched twice its low estimate following a seven minute bidding battle ...
Rare 300-carat diamond necklace with links to Marie Antoinette fetches €4.5m in Geneva auction
Composed of approximately 300 carats of old mine-cut diamonds, the historic piece was once worn during royal coronations and ...