Omega® Crown (Dustproof), steel, slightly domed, diameter 3.50 mm, see all case numbers in description Omega® 565 diameter of thread 0

diameter of thread 0

for both time and strike side

Edge is square and grit is coarse (grit 100)

30 mm x 12

Omega® Crown (Dustproof), steel, slightly domed, diameter 3.50 mm, see all case numbers in description Omega® 565 diameter of thread 0Omega Crown (Dustproof), steel, slightly domed, diameter 3. 50 mm, see all case numbers in description Omega Steel Dustproof Crown, slightly domed, diameter 3. 50 mm, total height of crown including pipe 2. 00mm, medium pipe, tap 0. 90 mm. Fits Omega case numbers: 7168, 8082, 8096, 8174, 8176, 8177, 8198, 8199, 111093, 111094, 1110011, 1110012, 1110067, 1110093, 5110212, 5110266, 5110268, 6110049, 6110050, 6110074, 6110075 *Perrin Supply Ltd is