FEATURES : polished stainless steel case 5-times screwed case back convex hard Plexiglass with SICRALAN coating for increased scratch resistance fluted crown with logo sign water resistant to 3 bar width (without crown) 40,4 mm height 12 mm lug width 21 mm flat black leather strap with stitching polished stainless steel pin buckle with engraved logo precise automatic movement caliber J810.5 with 28 jewels power reserve up to 42 hours anthracite dial with a fine matting recessed calendar week and power reserve display date and weekday indicator polished hands with luminous material polished and white indices central seconds hand weight 54 g comes in a premium Junghans watch box