Genuine Omega® case screw, thread dia. 1.10 mm, part 141, Omega® base calibre 18 (see all calibres in description) Omega® crowns (waterproof with center pusher) Cuckoo Weight 320 weighs 320

Cuckoo Weight 320 weighs 320 grams

consistent results

40 mm x 24

Please choose the correct magnification for your needs

Genuine Omega® hairsping (breguet)

Genuine Omega® case screw, thread dia. 1.10 mm, part 141, Omega® base calibre 18 (see all calibres in description) Omega® crowns (waterproof with center pusher) Cuckoo Weight 320 weighs 320Genuine Omega case screw, thread diameter 1. 10 mm, part number 141 Fits calibres: Omega 18 Omega 19 Omega 19 CHRO Omega 19 NN Omega 20 Omega 20 NN Omega 21 NN Omega 43. 15 NN Omega 47. 7 NN * Perrin Supply Ltd is independent of and not affiliated with or sponsored by Omega. Omega warranty does not apply to parts supplied by Perrin Supply Ltd.