Omega® Crown (Dustproof), steel, slightly domed, diameter 4.00 mm, see all case numbers in description Valjoux® hands (center seconds) Jaeger LeCoultre® alarm crown wheel

Jaeger LeCoultre® alarm crown wheel screw - see Lec 910 part # 5420

10 mm x 16

00 mm (height) domed mineral crystal

08 x 360 ( 14 1/4")

Omega® Crown (Dustproof), steel, slightly domed, diameter 4.00 mm, see all case numbers in description Valjoux® hands (center seconds) Jaeger LeCoultre® alarm crown wheelOmega Crown (Dustproof), steel, slightly domed, diameter 4. 00 mm, see all case numbers in description Omega Steel Dustproof Crown, thin, slightly domed, diameter 4. 00 mm, total height of crown including pipe 3. 00 mm, medium pipe, tap 0. 90 mm. Fits Omega case numbers: 5270, 5334, 7279, 8260, 8265, 8270, 8271, 8272, 8302, 8304, 8305, 8308, 8310, 8313, 8318, 8324, 8332, 8333, 8334, 8335, 8348, 8349, 8355, 8360, 8361, 8367, 8370, 8372, 8373, 8375,