Omega® Crown (Waterproof, with split post attached), yellow, total length 7.05 mm 773 Series Ronda Available in 4 different grades:

Available in 4 different grades: extra fine

Genuine Omega® coupling wheel

11 mm x 21

3 hands (150/90/25): hour/minute/second

Omega® Crown (Waterproof, with split post attached), yellow, total length 7.05 mm 773 Series Ronda Available in 4 different grades:Omega Crown (Waterproof, with split post attached), yellow, total length 7. 05 mm Omega Yellow Waterproof Crown with female post attached, square, diameter 5. 00 mm, fits tube 2. 00 mm, total length 7. 05 mm. Case numbers are unknown. *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.