Seiko Cal. 4550 - 181

This Hand-Winding model from 1979 features a 43mm Stainless Steel case. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-52b7ecb26ae0]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

13.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

130m

Dial Color

Champagne

Jewels

19j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1979

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