00mm to 32
and a date window at the 4 o'clock horizontal
To be used with Seiko 1M20
The chain end allows the jeweller to have an ending on which a jump ring and or clasp can be attached
15 x 750 (29 1/2")
Omega® Crown (Hermetic), steel, thin, slightly domed, diameter 4.50 mm, see all case numbers in description Omega® 30 T 1 00mm to 32Omega Crown (Hermetic), steel, thin, slightly domed, diameter 4. 50 mm, see all case numbers in description Omega Steel Hermetic Crown, thin, slightly domed, diameter 4. 50 mm, fits tube 2. 00 mm, total height of crown 2. 30 mm, medium pipe, tap 0. 90 mm. Fits Omega case numbers: 2398, 2402, 2403, 2412, 2413, 2416, 2445, 2446, 2481, 2482, 2516, 2648, 2658, 2663, 2827, 2841, 2862, 2862 65, 2865, 2888, 2897, 2898, 2979, 2982, 14702, 14703, 14724, 14748,