Genuine Omega® ratchet wheel, part number 1100, base cal. 550 (see all calibres in description) Rolex® 2135 2 hand movement (hour/minute) with

2 hand movement (hour/minute) with a small seconds indicator at 4:30

Premium Brushed Gold Arabic Insert 1 7/16" is a premium fit up movement with a gold plated bezel

Cuckoo Pendulum Hanger 5 1/8" is a metal pendulum hanger specifically for cuckoo movement AM 72/65

#46 Suspension Spring has the following dimensions

Plastic deformation technology

Genuine Omega® ratchet wheel, part number 1100, base cal. 550 (see all calibres in description) Rolex® 2135 2 hand movement (hour/minute) withGenuine Omega ratchet wheel, part number 1100 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.