Seiko Cal. 5216 - 585

This Hand-Winding model from 1976 features a 41mm Hardlex-Coated Steel case. With its 18mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-8d934c46f70a]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

White

Jewels

21j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1976

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