Seiko Cal. 4557 - 337

This Hand-Winding model from 1969 features a 39mm Gold-Plated case. With its 21mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-2389133be521]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Burgundy

Jewels

19j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1969

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