Seiko Cal. 5637 - 466

This Automatic model from 1992 features a 39mm Hardlex-Coated Steel case. With its 22mm lug width and 14.7mm profile, it sits comfortably on most wrists. [seikata-wm-ccf62775fba8]

Also known as: Tuna, Helmet

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

14.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1992

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