Omega® Crown (Hermetic), steel, case numbers: 2648, 14381, 14382, 14398, 14399, 14902, 14903, 16963, 16964, 17049, 17050, 167.005, 531.002 6S Series Miyota To be used with Seiko

To be used with Seiko 1M20

circle with 4 leaf propeller

Bulova 10BUC

Leonidas DX

Omega® Crown (Hermetic), steel, case numbers: 2648, 14381, 14382, 14398, 14399, 14902, 14903, 16963, 16964, 17049, 17050, 167.005, 531.002 6S Series Miyota To be used with SeikoOmega Crown (Hermetic), steel, case numbers: 2648, 14381, 14382, 14398, 14399, 14902, 14903, 16963, 16964, 17049, 17050, 167. 005, 531. 002 Omega Steel Hermetic Crown, thin, 10 sided, diameter 4. 60 mm, fits tube 2. 00 mm, total height of crown 2. 55 mm, medium pipe, tap 0. 90 mm. Fits Omega case numbers: 2648, 14381, 14382, 14398, 14399, 14902, 14903, 16963, 16964, 17049, 17050, 167005, 531002 *Perrin Supply Ltd is independent of and not affiliated