Watches & Jewellery
Largest coloured diamond ever auctioned may see $1.2m at Christie's
The largest coloured diamond ever auctioned forms part of Christie's Magnificent Jewels sale later today
Bonhams' 'biggest ever watch sale' features the George Fisher Watch Collection
The stunning selection will form part of the sale, alongside another notable single-owner collection
'Most complicated wristwatch ever' to sell for $1.3m
Patek Philippe's masterpiece watch will be available for sale and public viewings in New York this month