Seiko Cal. 5630 - 850

This Spring Drive model from 1974 features a 44mm Titanium case. Powered by the 5630 caliber with 28j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-b6eab985c382]

Also known as: Goldfeather

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

15.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Cream

Jewels

28j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1974

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