such as a yellow gold Rolex GMT-Master "SARU" ref. 16758 featuring blue SApphires and red RUbies on the bezel. The Keystone's selection of vibrant, gem-set wristwatches-be they models set with ...

16516, in platinum with a diamond-set mother-of-pearl dial has an estimate of $800,000 - $1.6 million. It is one of the rarest Rolex watches ever made, according to the auction house. It is a ...