* Exterior: Stainless steel Back cover: Stainless steel and sapphire glass Glass material: Box type sapphire Coating: Anti-reflective coating on the inside Case size: Width 40 mm Length 47 mm Thickness 11.7 mm Nakatomi: One-push triple method Movement Movement: 9SA59SA5 Instruction Manual Drive system: Mechanical self-winding (with manual winding) Operating time: It lasts about 80 hours when lifted up to Accuracy: Static accuracy: Daily mean difference +5 seconds to -3 seconds function Waterproof: Enhanced water resistance for everyday life (10 bar) Reluctance: others: ・ See-through back ・ Screw back ・ Screw lock type crown ・ With calendar (date) function ・ Second hand stop function ・ With back cover lion emblem 2022.03 to be released