Seiko Cal. 5657 - 611

This Hand-Winding model from 1965 features a 34mm PVD Black case. The Fixed bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-bf6145b1e421]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

12.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

90m

Dial Color

Black

Jewels

19j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1965

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