Roamer 437-2575, Spring for date jumper

• ROAMER original date jumper from a NOS movement. Not in factory packaging.
  

• Fits cal: 437, 471

Technical data: (MST) Roamer 471

• 17/28/44 jewels, automatic wind, sweep second, date.
• Size: 11.5''' 26.4 mm.
• H: = 5.35 mm.
• N: = 21.600 A/h.
• Power reserve: 43 h.

Versions:

• 436:
• 437: date.
• 470: minor mod.
• 471: minor mod, date.