Orient Star x Automatic ft. Contemporary aka Layered Skeleton Men Formal Round 100m Water Resistant Watch RE-AV0B08L Discover the Orient Star Contemporary Layered Skeleton, powered by the mechanical Caliber F6F44 with a 50-hour power reserve. The 41mm stainless steel case features a dual-curved sapphire crystal with AR coating and a see-through case back. Water-resistant to 100 meters, this Japanese-made timepiece showcases a two-layer herringbone and paisley patterned dial with a power reserve indicator. Caliber Number / Movement F6F44 (automatic with manual winding capacity) Power Reserve / Accuracy Approximately 50 hours (+25 to -15 seconds per day) Crystal Sapphire crystal (dual-curved, super anti-reflective coating) Luminous Luminous on hands and indexes Case / Band Material Stainless steel case with stainless steel band (three-fold clasp with push-button release) Water Resistance 100m / 10 bar Case Size Thickness: 13.6 mm Diameter: 41.0 mm Length: 48.3 mm Lug width: 20.0 mm Other Specifications Orient Star x Automatic ft. Contemporary aka Layered Skeleton Made in Japan Magnetic resistance (4,800 A/m) See-through case back Screw case back 24 jewels Power reserve indicator Equipped with small second hand Stop second hand function (hacking mechanism) Regular timekeeping (analog display)