Watch:
Caliber 315 S IRM QA LU
Mechanical self-winding movement
Annual Calendar
Day and month by hands, date in an aperture
Moon phases
Power reserve indicator
Center sweep second hand
Gold “Wave” bracelet
Sapphire crystal case back
Water resistant to 30 m
Case diameter: 39 mm
Cream dial, gold applied hour markers and numerals
White gold
Caliber:
Annual Calendar mechanism
Day and month by hands, date in an aperture
Moon phases
Power reserve indicator
Center sweep second hand
Annual date correction on March 1
Overall diameter: 30 mm
Height: 5.22 mm
36 jewels, 10 bridges
Balance: Gyromax
Vibrations per hour: 21'600
Power reserve: 48 h max
Number of parts: 355
Patent CH 685585