Ulysse Nardin Style No: 1725-400-3A/3A Ulysse Nardin Blast Tourbillon - 45mm Rose Gold Case - Blue Skeleton Dial - Blue Velvet And Rubber Strap

45mm 18K rose gold case, 13mm thick, sapphir crystal, blue skeleton dial, UN-172 self winding movement with flying tourbillon, hours and minutes, escapement wheel, anchor and balance spring in silicium, approximately 72 hours of power reserve, blue velvet and rubber strap.