AS 1158, Balance, complete, no: 721

•  RONDA replacement balance in factory packaging.

• Fits AS cal: 1158, 1187, 1190, 1194, 1213

Data: AS 1158

• 15 Jewels, manual wind.
• Size: 10,5''' 23,3 mm.
• H: = 4,9 mm.
• N: = 18000.
• Power reserve: 43 h.

Versions:

• 1158: 10,5''' 15/17 jewels, center second.
• 1187: 10,5''' 15/17 jewels, center second, different train wheel bridge.
• 1190: 10,5''' 15/17 jewels, center second.
• 1194: 11,5''' 15/17 jewels, center second.