STAINLESS STEEL SCREW BACK CASE. QUALITY 17 JEWELS MANUAL WIND MOVEMENT WRIST WATCH. BULOVA MOVEMENT WAS COMPLETED SERVICE, RUNNING IN FULL POWER AND TESTED FOR OVER 24 HOURS KEEPING GREAT TIME. (caliber 11ABC BULOVA QUALITY SHOCK RESISTANT. NO Personalized engraving back) original polished plastic crystal. Timed & oiled, detailed come with new 18mm elastic metal bands ready to wear. Please email me with any question and please look at the picture carefully you decide