FHF 90-5-721, Balance, complete, Incabloc

• FHF original balance from a NOS movement.

• Fits cal: 90-4, 90-5, 90-9, 905, 908 with Incabloc shock protection.

Technical data: FHF 90-5

• 17/25 jewels, Automatic wind, center second, date, quickset.
• Size: 11.5''' 25.6 mm.
• H: = 5.4 mm.
• N: = 21.600 A/h.
• Power reserve: 43 h.

Versions:

• 90-4: date.
• 90-5: date.
• 90-9: day, date.
• 905: minor modifications, date.
• 908: minor modifications, day, date.