octogonal
Scratch-resistant sapphire with double-sided anti-reflection treatment
Transparent Case
Platinum
Platinum
40 mm
30M
5.80mm
Gradient blue laquered dial
RHODIUM PLATED HANDS
Retrograde date
60 hours
Automatic
BVL 305
Mechanical movement with automatic winding and hour, minutes, retrograde date, day, month and retrograde leap year; 21'600 Vph (3Hz)
Perpetual Calendar
Alligator
Blue
Ardillon Buckle