Ulysse Nardin Blast 45 mm Beware of Blast - Titanium And Ceramic Case - Black Dial - Leather Strap 257" the Polaris Chronograph watch in

the Polaris Chronograph watch in steel bears a nuanced blue face that balances perfectly with its steel strap

which the Grande Maison created in the 1930s to offer the British Army Officers a watch that was at the same time elegant and durable

Caliber Omega 8807 self winding movement with a co-axial escapement

42 mm satin-finished and polished titanium case set with 170 rubies

Ulysse Nardin Blast 45 mm Beware of Blast - Titanium And Ceramic Case - Black Dial - Leather Strap 257" the Polaris Chronograph watch in45 mm titanium and ceramic case, 13 mm thick, black dial, Caliber UN 172 self winding movement, approximately 72 hours of power reserve, leather strap. Water resistant to 50 m.