Omega® Crown (Waterproof, with split post attached), steel, thin, total length 6.45 mm Generic Crystals to fit Philip Stein Jaeger LeCoultre® alarm and movement

Jaeger LeCoultre® alarm and movement clicking spring screw see part 5434

to fit Hamilton® 18 size (hole size: 140/250 (minute/hour))

overall pusher diameter 8

The one-way pump holds the fluid in the well of the cap

Please keep in mind the possibility that some changes may have to be made to the casing

Omega® Crown (Waterproof, with split post attached), steel, thin, total length 6.45 mm Generic Crystals to fit Philip Stein Jaeger LeCoultre® alarm and movementOmega Crown (Waterproof, with split post attached), steel, thin, total length 6. 45 mm Omega Steel Waterproof Crown with female post attached, thin square, diameter 4. 00 mm, fits tube 2. 00 mm, total length 6. 45 mm. Fits Omega case number 1550005 *Perrin Supply Ltd is independent of and not affiliated with or sponsored by Omega. Omega warranty does not apply to parts supplied byPerrin Supply Ltd. Using generic parts may devalue your watch.