Longines® Waterproof Crown CN-LONG52 square, flush pipe, diameter 3.75 mm watch case opening knives ESA® warranty does not apply

ESA® warranty does not apply to parts supplied by Perrin Supply Ltd

Replacement disk available separately

regulator plate to fit Jaeger LeCoultre® calibres: 426

Omega® 503 20 p

8 steel double ended keys

Longines® Waterproof Crown CN-LONG52 square, flush pipe, diameter 3.75 mm watch case opening knives ESA® warranty does not applyLongines Waterproof Crown CN LONG52 square, flush pipe, diameter 3. 75 mm steel, square, flush pipe with wings and name logo, diameter 3. 75 mm, height of crown only 1. 85 mm, total height of crown 1. 85 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 crystals may