Orient Star x Automatic ft. M45 F7 Mechanical Moon Phase aka Autumn Breeze (Limited Edition of 180 Pieces) Men Formal Round 50m Water Resistant Watch RE-AY0121A Discover the Orient Star M45 F7 Mechanical Moon Phase RE-AY0121A, a 180-piece limited edition inspired by a moonlit winter night on Lake Tazawa. Featuring a 41mm stainless steel case with a brown gold-plated bezel, a rich brown mother-of-pearl gradation dial and a genuine moon phase. Powered by the in-house automatic Caliber F7M65 with a 50-hour power reserve, power reserve indicator, and pointer date. Caliber Number / Movement F7M65 (automatic with manual winding capacity) Power Reserve / Accuracy Approximately 50 hours (+15 to -5 seconds per day) Crystal Sapphire crystal (dual-curved, super anti-reflective coating) Luminous Nil Case / Band Material Stainless steel case with leather (cordovan) band (three-fold clasp with push-button release) Water Resistance 50m / 5 bar Case Size Thickness: 13.8 mm Diameter: 41.0 mm Length: 49.0 mm Lug width: 20.0 mm Other Specifications Orient Star x Automatic ft. M45 F7 Mechanical Moon Phase aka Autumn Breeze (Limited Edition of 180 Pieces) Made in Japan Additional stainless steel bracelet inclusive (deployment clasp with push-button release) LIMITED EDITION on the case back Serial number engraved on the case back Magnetic resistance (4,800 A/m) See-through case back Screw case back 24 jewels Date display Moon phase display Power reserve indicator Stop second hand function (hacking mechanism) Regular timekeeping (analog display)