Case:
Case Size 3H-9H: 30.5mmCase Size 12H-6H: 36.6mmCase Material: Stainless SteelCaseback Design: See-through CasebackCaseback Structure: Screw CasebackGlass Material: Boxed Crystal GlassGlass Material: Caseback: Crystal Glass
Movement:
Automatic Self-Winding: YesJewels: 20 JewelsVibration: 21,600 vibrations/hourHand Winding: YesMovement: MechanicalCaliber Code: Cal.55C40 Made in Japan
Feature:
Second Hand Halt Mechanism: YesWater Resistance: 50m