0529 Watch Mainspring 1.30 x 0.10 x 320 (12 1/2") (Calibers in description)

Dimensions:  1.30 x 0.10 x 320 (12 1/2")

End Type: Tongue End

Material: Swiss Made unbreakable

Calibers: 

Alpina 475, 476, 485
Eterna 744, 750
Frenca 20, 35, 3163
Moeris 620, 622
Omega 23.7, 23.7T
Revue 76, 76 SC
Roseba 10 1/2 ligne 53, 10 1/2 ligne 55
Venus 101
Wittnauer 10TN, 10TNG, 11TN, 11TNS, 77