Tradition Quantième Rétrograde 7597

Tradition watch in 18-carat gold with retrograde date. Self-winding anthracite movement. Silicon Breguet balance-spring. Off-centred dial in gold, engine-turned by hand. Sapphire caseback. Water-resistant to 3 bar (30 m). Diameter: 40 mm. 

Available in rose gold with silvered dial or in white gold with silvered or blue dial.

Movement
Winding: Self-winding
Power reserve (hours): 50
Calibre: 505Q, 14 ½'''
Jewels: 45
Frequency: 3
Balance-wheel: Breguet
Escapement: inv. straight-line lever, Si horns
Balance-spring: Breguet, silicium
Oscillating weight: 22 Carats
Number of components: 234

Case
Metal: White gold
Skeleton: No
Sapphire caseback: Yes
Case shape: Round
Diameter (mm): 40 mm
Case width (mm): 40 mm
Case thickness (mm): 12.10 mm
Water-resistant (m): 3 bar (30 m)

Reference
7597BB/GY/9WU