Seiko Cal. 5635 - 541

This Spring Drive model from 1992 features a 43mm PVD Black case. With its 18mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-f5fc740e903d]

Also known as: Navigator, Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

9.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

33j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1992

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