APACHE SKELETON | BLACKSpecification Movement: Skeleton Automatic Jewels: 21 jewels Frequency: 28800 vph Feature: 80 hrs power reserve Winding: Manual, Automatic Case Diameter: 44. 5 mm Thickness: 13. 7 mm Material: 316L Stainless Steel Crown: Push In With Double O ring Coating: Multi Layer Anti Fingerprint Coating Lens: Material: Sapphire Crystal Coating: Multi Layer Anti Reflection Coating Strap: Stainless Steel Bracelet with Quick Release System Max Length Of The Watch

Strap: Genuine Leather with Pilot Design and Quick Release System

Jewels: 19 jewels

Max Length Of The Watch Strap: 228 mm

Feature: 240° Power Reserve Indicator

Movement: Skeleton Automatic

Water Resistance: 10 ATM

(42 hrs power reserve)

Max Length Of The Watch Strap (Including the watch case): 220 mm

Frequency: 28800 vph

3D Co-axial Flying Tourbillon: AST-01

Material: Sapphire Crystal

3D Co-axial Flying Tourbillon: AST-01