Chanel High Jewelry Tweed Chaîne necklace in 18K yellow gold and platinum with diamonds ... Tweed Byzance open ring in 18K yellow gold with diamonds and beryls; and Brilliant ring in 18K white ...
The cushion-shaped brilliant-cut blue diamond with VVS1 clarity is mounted on a platinum ring and flanked by round diamonds. Harry Winston jewels performed extremely well at the sale at Christie ...