Vanguard case . 18k Rose gold . Hand polished . Water resistant up to 30 meters . Width: 45 mm x Length: 53.7 mm x Thickness: 12.7 mm . Blue inserts on both sides of the case . Sapphire crystal Hours, Minutes, Seconds, Date Winding shaft with 3 positions: 1.Winding. 2.Date setting 3.Time setting MVT FM 2536-SCDT . Self-winding movement with bidirectional rotor system