ROUND
SAPPHIRE CRYSTAL
Transparent case back
Titanium
Two-way rotating titanium bezel with blue ceramic insert
42.5 MM
30 m
13.7 mm
Blue
Vintage toned luminous numeral
luminous silver-tone round shape hands
Flyback Chronograph
50 h
Automatic Winding
F388B
Calfskin strap
Blue
Folding clasp