Astronic Nighthawk Tourbillon Yellow

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. SPECIFICATIONS 3D Co-axial Flying Tourbillon: AST-01Jewels: 19 jewelsFrequency: 21600 vphFeature: 240° Power Reserve Indicator (42 hrs power reserve)Winding: Manual WindingCase: Diameter: 44.5 mmThickness: 13.7 mmMaterial: 316L Stainless SteelCrown: Push In With Double O-ringCoating: Multi-Layer Anti-Fingerprint CoatingLens: Sapphire CrystalCoating: Multi-layer Anti-reflection CoatingStrap: 26mm Genuine Leather with Pilot Design and Quick Release SystemMax Length Of The Watch Strap: 220 mmWater Resistance: 10 ATM