50 mm titanium case with two-piece case , middle and back, is joined by screws and has no bezel which is replaced by the glass itself, titanium screw crown positioned at 9 o'clock, special titanium rin
50 mm titanium case with two-piece case , middle and back, is joined by screws and has no bezel which is replaced by the glass itself, titanium screw crown positioned at 9 o'clock, special titanium rin