Rolex 3175

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Rolex Calibre 3175 is a self-winding GMT movement produced by Rolex from 1988 through 1999.

Overview

Cal. 3175 was the last fixed GMT movement from Rolex, with Cal. 3185 and later movements having an independently adjustable hand and fixed 24 hour hand. It was used in the GMT-Master, Ref. 16700, the last non-GMT-Master II watch produced.

It is a bi-directional winding, 28,800 A/h, 31 jewel movement.

Basing on the calibre Rolex 3135, additional GMT indication (dual time zone). Used in the GMT-Master Ref. 16700.

Manufacturer:

Rolex

Description:

Self-winding movement, bi-directional winding
Breguet hairspring
Chronometer certificate (COSC)
Escapement: Stone lever
Yoke winding system
Glucydur balance wheel with microstella screws
Kif shock protectionen for balance wheel and escape wheel

Functions:

Central seconds
Rapid calendar advance
Hacking seconds
Complications: GMT indication (dual time zone)

Data:

12½ lignes
D 28.5 mm, H 6.45 mm
31 jewels
28,800 A/h
Power reserve 48h

Production period:

Since 1988

External Links