This is a 13 jewel movement
ETA F04-115-6 ETA F04
60 mm round plastic crystal with steel colour ring
60 mm square curved sapphire crystal
calibres: 30
Omega® Crown (Hermetic), steel, case numbers: 2473, 2486, 10368384 LeCoultre® 10ROL This is a 13 jewelOmega Crown (Hermetic), steel, case numbers: 2473, 2486, 10368384 Omega Steel Hermetic Crown, thin, slightly domed, diameter 6. 00 mm, fits tube 2. 25 mm, total height of crown 2. 35 mm, medium pipe, tap 1. 00 mm. Fits Omega case numbers: 2473, 2486, 10368384 *Perrin Supply Ltd is independent of and not affiliated with or sponsored by Omega. Omega warranty does not apply to parts supplied byPerrin Supply Ltd. Using generic parts may devalue your watch.