HAOFA 1919 GMT Tourbillon Watch

Features
Manual Winding Tourbillon
Up To 42 Hours Power Reserve
Day & Night Display
Sapphire Glass

Product Information
Movement : CAL.3H31
Winding Method : Manual Winding
Drive : Single Spring Drive
Power Reserve : 42 Hours
Case Diameter : 45-30mm
Case Thickness: 11.9mm
Case Material : 316L Stainless Steel
Water Resistance : 50m
Mirror & Back Cover: Sapphire Glass
Strap Material : Silicon Rubber