Omega 3301

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Calibre 3301 is an automatic chronograph movement from Omega.

Based on the Piguet 1285, Cal. 3301 is an automatic column wheel chronograph. It runs at 28,800 A/h, has 33 jewels, and a power reserve of 55 hours.

Cal. 3303, 3320, 3321

Cal. 3303 is similar to Cal. 3301 but is more highly decorated for watches with transparent case backs. Cal. 3320 features even more elaborate hand decoration and a platinum rotor. Cal. 3321 is a skeletonized version of the movement.