Balance Complete for OTERO 37, 39, 137, 139, 371 – Part 721/1, H.285 – Shockproof

Shockproof balance complete, Part 721/1, H.285, for OTERO calibers 37, 39, 137, 139 and 371. High-quality replacement part for watchmakers.

1x Part # 721/1, H.285

for OTERO caliber 37, 39, 137, 139, 371

– Shockproof –

Balance complete