Rolex 1220

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Rolex 1225 is a manual winding movement by Rolex.

Features: 21,600 A/h, 17 jewels, central seconds, power reserve 58 hours.

As variant with date indication the movement is called Rolex 1225. The usual signature also of this movement 1220 was "1225".

Used in model Rolex Oyster Precision.

Manufacturer:

Rolex

Description:

Manual winding movement
Escapement: Stone lever
Yoke winding system
Breguet hairspring
Shock protection Kif-Ultraflex
Escape wheel in Kif Duofix combi chuck
Regulation weights on the Balance wheel spokes

Functions:

Central seconds

Data:

10½ lignes
D 23.3 mm, H 4.3 mm
17 jewels
21,600 A/h
Power reserve 58h

Production period:

1954-?