Genuine Omega® screw for maltese cross, stop works, thread dia. 0.80 mm, part 159, Omega® base calibre 19 (see all calibres in description) hermle lyre pendulums Crystals need to be thin

Crystals need to be thin to allow the cover (lid) to close on these styles of watches

Durowe 430

Lemania® part number 3906

fits Omega® 15

fits tube 090ST0195

Genuine Omega® screw for maltese cross, stop works, thread dia. 0.80 mm, part 159, Omega® base calibre 19 (see all calibres in description) hermle lyre pendulums Crystals need to be thinGenuine Omega screw for maltese cross, stop works, thread diameter 0. 80 mm, part number 159 Fits calibres: Omega 19 Omega 19 CHRO Omega 20 Omega 21 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.