Specifications : Mechanical Movement : ORIENT caliber F6N47 Made in Japan Self-winding & Hand-winding movement (Second Hand halt mechanism) Enhanced shock proof 22 jewels 21600/hour vibrations Accuracy day +25 seconds to -15 seconds 50 hours Power reserve indicator, Date indicator Case: Stainless steel (SUS316L) Band: Stainless steel bracelet (SUS316L) One-way rotating bezel Glass: Sapphire crystal Screw caseback Screwed-down crown Diameter 43.60mm Thickness 14mm Water resistant: 200m, air diving, ISO standard compliant