521.NX.7170.RX Hublot. This watch has 45.00 mm Titanium case with fixed bezel. Blue dial with silver tone hands and index hour markers. Front side are protected with scratch resistant anti-glare sapphire crystal. Date window is fixed at 6 o’clock position. Two chronograph sub-dials: at 3 and 9 o’clock position. Blue rubber strap, double-locking foldover clasp. Automatic movement, power reserve 42 hours. This watch is water resistant up to 50m/150ft. 521.NX.7170.RX Hublot Titanium Watch.