Megalith 8231m men watches with black rubber strap, cool look of the round black case& blue&red dial and the puristic and clear line of the quartz chronograph watch designed complement each other ideally and guarantee a glittering appearance. SPECS Model 8231M DISPLAY TYPE Analogue GLASS TYPE Mineral Glass MOVEMENT Japanese quartz CASE SIZE 50mm CASE THICKNESS 15mm STRAP WIDTH 24mm STRAP LENDTH 235 mm STRAP MATERIAL Rubber CLASP Buckle WATER PROOFNESS 3ATM FUNCTION Luminous, Date