Longines® Waterproof Crown CN-LONG80 thick square, flush pipe, diameter 5.00 mm LeCoultre® 205 18 x 686 (27")

18 x 686 (27")

Hamilton 946 new style (serial # 479001 & up)

Seiko 7M42A

Diameter of dies: 16mm/20mm/22

Bergeon Bronze Bushing- pkg 10 package of 10 high quality Swiss made bushings by Bergeon for the Bergeon Bushing System

Longines® Waterproof Crown CN-LONG80 thick square, flush pipe, diameter 5.00 mm LeCoultre® 205 18 x 686 (27")Longines Waterproof Crown CN LONG80 thick square, flush pipe, diameter 5. 00 mm steel, thick square, flush pipe with wings and name logo, diameter 5. 00 mm, height of crown only 3. 00 mm, total height of crown 3. 00 mm, opening diameter to tube crown fits 2. 00 mm, tap 0. 90 mm * Perrin Supply Ltd is independent of and not affiliated with or sponsored by Longines. Longines warranty does not apply to parts supplied by Perrin Supply Ltd. Using generic