Round
Sapphire crystal
Satin-brushed 18ct red gold
Two-way rotating 18ct red gold bezel with blue ceramic insert
42.5 mm
3 bar
Sunburst blue
Super-LumiNova® hour-markers
50 hours
Automatic
F388B
Flyback Chronograph · Hours / minutes · Tachymeter scale
The flyback chronograph, which measures a succession of elapsed times, eliminates many superfluous repetitive operations.
Calfskin strap
Blue