Hong Kong set to auction $42 million 'Pink Promise' diamond 2 Nov, 2017
Hong Kong: An enormous oval-shaped diamond named the "Pink Promise" is set to be auctioned at Christie's in Hong Kong, with an eye-watering US$42 million price tag.A 14.93-carat pink gemstone forms the centre-piece of the diamond-studded ring.A Christie's spokesman said it was one of the most ...