Quartz 3 Piece case with flat Mineral Glass Bezel SS Bezel Ring SS or Brass, Snap back covers WR upto 3 ATM Shaped Cases upto 41x41, Quartz or Mech Model 2 Piece case with flat Mineral Glass Snap or Threaded back covers WR upto 3 ATM 35 to 40mm dia SS, Quartz or Mech Model 2 Piece case with flat Mineral Glass Snap or Threaded back covers WR upto 3 ATM 35 to 40mm dia in IP Gold Coating, Automatic Type or Skeleton model 2 Piece case with flat mineral glass threaded Back Covers 35 to 40 mm dia SS, Automatic Day Date or Skeleton model 2 Piece case with flat mineral glass threaded Back Covers 41 to 43 mm dia SS, Automatic model 3 Piece case with curved type mineral glassRefer Drawing enclosed 41 to 43mm dia SS with IPG Coating, Automatic model 2 Piece case with curved type mineral glass Refer Drawing enclosed 41 to 43mm dia SS, Quartz Analog Model 2 Piece case with flat Mineral Glass Upto 34. 8 mm dia SS, Automatic Day Date or Skeleton model 2 or 3 Piece case with Sapphire glass 35 to 40 mm dia SS, Threaded back covers with Mineral glass suiting to the above cases Required Water Resistant to be achieved. Back Covers fitted with Mineral glass