Unitas 6503 Watch Movements

ETA/Unitas Caliber 6503

Manufacturer ETA/Unitas Caliber Number 6503 Base Caliber ETA/Unitas 6497 Movement Type Manual wind Size (lignes) 16.5”’ Diameter 36.6mm Height 5.0mm...

Mechanical

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Unitas 6503

ETA/Unitas Caliber 6503

SII/TMI Caliber NE86A

Cyma Caliber R.458

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