Case material: Rose gold; Charge: Automatic; Conditions: New Presentation condition : With boxes and all papers; Model: Sonata Price on request Gmtbroker Reference: 676-85 exotic - rare - and absolutely breathtaking! super exclusive sonata cathedral silicium dual time from ulysse nardin. a powerful & striking watch - will definitely draw attention & makes for a great conversation piece. ulysse nardin sonata cathedral "silicium" alarm dual time 18kt rose gold 42mm limited & numbered of 500 pieces there are lots of forms of deluxe designer watches available in the market. one of the most famous watch models is definitely the ulysse nardin. ulysse nardin different watches stick out for exclusive and exquisite style and design. these watches are obtainable in a wide array of style and design simply to match various style tastes on the clients. deluxe wrist watches impact this brilliant identity accompany the best possible quality and outstanding craftsmanship. one fantastic design make up the ulysse nardin may be the ulysse nardin sonata silicium 676-85. this watch incorporates some key components made out of silicium (aka silicon). silicium is a mineral based material that has great elasticity, needs virtually no lubrication & cannot be magnetized. the hairspring (patent pending), pallet fork & escapement wheel are all of silicium reducing the time necessary between service intervals & keeping the watch more accurate. this is the first time that silicium has been used for the first time in a larger scale production timepiece. this watch features: -