Model Name: JBW The G4 (J6248J) Diamonds: 16 pieces of natural diamonds set on the bezel. Size and Material: 50 mm, dark black stainless steel, and mineral crystal glass. Functions: 5 separate time zones + internal dials for date, day, and 24-hour system. Movement and Batteries: Swiss quartz movements, requires 5 batteries for full operation. Water Resistance: Up to 50 meters (resistant to splashes and light washing). For sale to the highest bidder.