Grand Seiko 9RB2

Spring DriveIn ProductionIn-house
Family: 9R34 jewels72h power reserve

Spring Drive U.F.A. (Ultra Fine Adjustment). ±20 seconds per year (±3 sec/month). 72-hour power reserve. Offset Magic Lever, one-piece center bridge. 34 jewels.

TECHNICAL SPECIFICATIONS

Movement Type

Spring Drive

Jewel Count

34 jewels

Power Reserve

72h

Display Type

Analog

Winding

Automatic (Unidirectional)

COMPLICATIONS

Power Reserve Indicator

FEATURES

Hand WindingMagic Lever Winding

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QUICK FACTS

TYPE

Spring Drive

STATUS

In Production

MANUFACTURE

In-house

LAUNCH YEAR

2025

CALIBER FAMILY

9R

COUNTRY

Japan

ALSO KNOWN AS

9rb2acaliber 9rb2

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