One of the world's rarest yellow diamonds expected to fetch €18m at auction
One of the world's largest known round brilliant-cut diamonds weighing 103.46 carats is to be sold at auction.
The 103.46 carat diamond is expected to sell between US$3.5m to US$5m in Geneva.
Meanwhile, the Graff Vivid Yellow at 100.09 carats - one of the rarest yellow diamonds of its size - is also on offer.
It is expected to fetch between S$15m and US$25m.
Also on offer is the Victory Diamond, a 31.34 carat diamond named to commemorate the allied victory in World War II.
it is expected to sell between US$5m to US$8m.
An Art Deco platinum ring watch set with diamonds is also on show at Sothebys.
Made by Cartier around 1937, the ring watch is equipped with Le Coultre's calibre 101 movement and it is expected to reach between US$34,100 to US$57,000.
The jewellery will be auctioned this week in Geneva.