Special Features Special Function Epos Large Moon Modification Movement Movement SW300 Type Automatic Finish Decorated Date Function Date, Day of the Week, Month, Moon Phase Case Material Stainless steel Color Steel Diameter 41.7 mm Thickness 10.7 mm Lug width 20 mm Front Scratch-resistant sapphire crystal Back Transparent sapphire crystal Water resistance 5 atm Dial Color Blue Finish Sunburst-brushed steel / Luminous stars Hours Applied hour markers Strap Material Leather Color Black Buckle Pin buckle (folding clasp available upon request)