Genuine Omega® bearing for driving gear for ratchet wheel, part number 1438, base cal. 550 (see all calibres in description) Valjoux® hands (center seconds) Longines 542

Longines 542

26 x 720 (28 1/2")

The distance from the center of the hand shaft to the center of the winding arbor is 45 mm

Built in beat amplifier with a dynamic speaker

Please choose the size that suits your needs

Genuine Omega® bearing for driving gear for ratchet wheel, part number 1438, base cal. 550 (see all calibres in description) Valjoux® hands (center seconds) Longines 542Genuine Omega bearing for driving gear for ratchet wheel, part number 1438 Fits calibres: Omega 550 Omega 551 Omega 552 Omega 560 Omega 561 Omega 562 Omega 563 Omega 564 Omega 565 Omega 750 Omega 751 Omega 752 * 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.