Open Heart Fly Wheel (Other Makes)

At a Glance:

• H44.........Ø30.4mm, H7.20mm, H&M, DualTime@12h, Auto
• 2L43.1....Ø30.4mm, H7.20mm, H&M&CS, DualTime@12h, Auto

The movement "height" equals the thickness of the movement, excluding the cannon pinion and centre seconds pinion.