Seiko Cal. 4551 - 630

This Spring Drive model from 1973 features a 35mm Gold-Plated case. With its 22mm lug width and 14.4mm profile, it sits comfortably on most wrists. [seikata-wm-800380caf606]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

14.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

Black

Jewels

35j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1973

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