Longines® Waterproof Crown CN-LONG75 square, flush pipe, diameter 4.50 mm Omega® 23.7 T 1 screw hole positions @ 6

screw hole positions @ 6 & 9

direct sweep second

calibre # 817

Genuine Omega® pallet arbor

Mido® 917 Hands HD-MIDO03 silver with silver "C" shape at the tip

Longines® Waterproof Crown CN-LONG75 square, flush pipe, diameter 4.50 mm Omega® 23.7 T 1 screw hole positions @ 6Longines Waterproof Crown CN LONG75 square, flush pipe, diameter 4. 50 mm yellow, square, flush pipe with wings and name logo, diameter 4. 50 mm, height of crown only 2. 65 mm, total height of crown 2. 65 mm, opening diameter to tube crown fits 2. 00 mm, tap 1. 00 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 crystals may