Seiko Cal. 5646 - 609

This Hand-Winding model from 1978 features a 41mm Gold-Plated case. Powered by the 5646 caliber with 22j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-fb325ea9b1b3]

Also known as: Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Black

Jewels

22j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1978

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