Certina 13-10-407, Clutch wheel

• CERTINA original part in factory packaging.

• Fits cal: 13-10, 13-11

Data Certina cal: 13-10

• 17 jewels, manual wind.
• S: = 5.75 x 6.75''' 13 x 15.5 mm.
• H: = 3.50 mm.
• N: = 18.000 A/h.
• Power reserve: 42 h.
• Mainspring: 1.35 x 5.5 - 0.065 - 210 mm.

Versions:

• 13-10: 18.000 A/h.
• 13-11: 19.800 A/h.
• 13-20: N: = 19.800, no mountings.
• 13-21: N: = 19.800, mounting threads.
• 13-22: N: = 21.600, mounting threads.