Astronic Nighthawk Tourbillon Rose Gold SS

The Astronic Nighthawk takes its inspiration from the legendary Stealth F-117 Nighthawk, not only in its design but in its precise mechanics. Its exclusive in-house design features a 3D Co-Axial Flying Tourbillon with a precise 21,600-vph frequency and a 42 Hours Power Reserve display on a 240 degree Power-Reserve indicator. The Astronic's Nighthawk's "Stealth Engine" allows its wearer to defy gravity.SPECIFICATIONS3D Co-axial Flying Tourbillon: AST-01 Jewels: 19 jewels Frequency: 21600 vph Feature: 240° Power Reserve Indicator (42 hrs power reserve) Winding: Manual Winding Case: Diameter: 44.5 mm Thickness: 13.7 mm Material: 316L Stainless Steel Crown: Push In With Double O-ring Plating: Grade AA IP-ROSE GOLD (1.0 micron / PVD) Coating: Multi-Layer Anti-Fingerprint Coating Lens: Sapphire Crystal Coating: Multi-layer Anti-reflection Coating Strap: 26mm Stainless Steel Bracelet with Quick Release System Max Length Of The Watch Strap: 228 mm Water Resistance: 10 ATM