Seiko Cal. 5635 - 414

This Spring Drive model from 1985 features a 46mm Stainless Steel case. With its 19mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-6b096406ea4f]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

9.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Silver

Jewels

30j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1985

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