Omega® Crown (Waterproof, Tap 0.90 mm), case numbers: 166.0277, 166.0280, 166.0281, 166.0282, 168.0075, 168.00752, 196.0249, 196.0280, 196.0281, 386.0820, 511.5001, 7447 Generic Crystals to fit Orient outside diameter 20

outside diameter 20

Ideal for small batches of jewellery

to fit Vintage Tissot® case number 41506

Material: Genuine IWC part 9003 (blue steel)

Omega® Crown (Waterproof, Tap 0.90 mm), case numbers: 166.0277, 166.0280, 166.0281, 166.0282, 168.0075, 168.00752, 196.0249, 196.0280, 196.0281, 386.0820, 511.5001, 7447 Generic Crystals to fit Orient outside diameter 20Omega Crown (Waterproof, Tap 0. 90 mm), case numbers: 166. 0277, 166. 0280, 166. 0281, 166. 0282, 168. 0075, 168. 00752, 196. 0249, 196. 0280, 196. 0281, 386. 0820, 511. 5001, 7447 Omega Yellow Waterproof Crown, Square, diameter 3. 50 mm, fits tube 1. 60 mm, total height of crown 2. 30 mm, flush pipe, tap 0. 90 mm. Fits Omega case numbers: 1660277, 1660280, 1660281, 1660282, 1680075, 16800752, 1960249, 1960280, 1960281, 3860820, 5115001, 7447 *Perrin