Omega® Crown (Dustproof), steel, diameter 4.20 mm, see all case numbers in description Omega® 1021 00 mm mineral crystal with

00 mm mineral crystal with a "slight tint"

for balance to fit Jaeger LeCoultre® calibres: 19RLEC

1151 and 1161

part number 086SN fits Omega® 17

20 mm is a set of 12 pivot cutting broaches with a PVC handle

Omega® Crown (Dustproof), steel, diameter 4.20 mm, see all case numbers in description Omega® 1021 00 mm mineral crystal withOmega Crown (Dustproof), steel, diameter 4. 20 mm, see all case numbers in description Omega Steel Dustproof Crown, thin, slightly domed, diameter 4. 20 mm, total height of crown including pipe 2. 60 mm, medium pipe, tap 0. 90 mm. Fits Omega case numbers: 6674, 7172, 7184, 8097, 8101, 8102, 8108, 8109, 8112, 8118, 8120, 8125, 8127, 8132, 8133, 8137, 8143, 8144, 8145, 8152, 8160, 8161, 8169, 8172, 8173, 8181, 8182, 8205, 8206, 8207, 8209, 8221, 11064,