A great "how to" video included
This drilled stake is a replacement part for the Bergeon bushing system
Waller Scriber Replacement Tip
Rathburn Ring Stretcher Ring is placed on stretcher and the gentle tapping with the mandrel causes ring to expand
This gents movement has an outside diameter of 27
Jaeger-LeCoultre® 402, 427, 496, 8NR, 8RF, 8RFO Steel Back-wind Crown with Square Hole CN-LC41 Rolex® 1210 A great "how to" videoJaeger LeCoultre 402, 427, 496, 8NR, 8RF, 8RFO Steel Back wind Crown with Square Hole CN LC41 LeCoultre 402, 427, 496, 8NR, 8RF, 8RFO, steel backwind crown with square hole, diameter 7. 55 mm * Perrin Supply Ltd is independent of and not affiliated with or sponsored by Jaeger LeCoultre. Jaeger LeCoultre warranty does not apply to parts supplied by Perrin Supply Ltd. Using generic crystals may devalue your watch.