Omega® Crown (Dustproof), steel, slightly domed, diameter 4.00 mm, see all case numbers in description Valjoux® hands (center seconds) Lasts 2 to 3 times

Lasts 2 to 3 times longer than conventional paper-backed discs

Pierce 516D

10 mm x 16

Marvin 1002

00 mm (height) domed mineral crystal

Omega® Crown (Dustproof), steel, slightly domed, diameter 4.00 mm, see all case numbers in description Valjoux® hands (center seconds) Lasts 2 to 3 timesOmega Crown (Dustproof), steel, slightly domed, diameter 4. 00 mm, see all case numbers in description Omega Steel Dustproof Crown, thin, slightly domed, diameter 4. 00 mm, total height of crown including pipe 3. 00 mm, medium pipe, tap 0. 90 mm. Fits Omega case numbers: 5270, 5334, 7279, 8260, 8265, 8270, 8271, 8272, 8302, 8304, 8305, 8308, 8310, 8313, 8318, 8324, 8332, 8333, 8334, 8335, 8348, 8349, 8355, 8360, 8361, 8367, 8370, 8372, 8373, 8375,