Patrimony Traditionnelle calibre 2253

Movement

• Reference: 2253
• Thickness (mm): 9.60
• Diameter (mm): 32.00 (13''')
• Number of parts: 457
• Energy: manual
• Number of jewels: 30
• Frequency: 2.5 Hz (18'000 v.p.h.)
• Power-reserve (hours): 336 approx.
• Indication: hours, minutes, small second, small second on tourbillon, perpetual calendar (hand-type calendar, day of the week, month, leap year), equation of time, tourbillon, Sunset/sunrise indication
• Certification: 
  Hallmark of Geneva