Seiko Cal. 4428 - 296

This Hand-Winding model from 1974 features a 36mm Stainless Steel case. Powered by the 4428 caliber with 25j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-5bd0fda4cb90]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1974

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