Landeron 149 (13.75''')

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Chronograph movement from-30's, base caliber Landeron: 48 (13.75'''). Made in large numbers with different calibers and sizes, mainly differences in the chronographmechanism betwee n the different calibers. Later with more modern ringbalance and shock-protection, production was halted in the70's. Data: Landeron 149 17 jewels, manual wind chronograph, 60 s, 30/45 min, sub second. Size: 13.75''' 31 mm. H: = 6.20 mm. N: = 18000 A/h. Power reserve: 42 h. Mainspring: 1,35 x 12 - 0,14 - 400 (Prima: 135 U 40). Versions: 13.75''' 149: 60 s, 30/45 min counter. 189: 60 s, 30/45 min counter, date. 349: 60 s, 30 min, 12 h counter. Show more