Seiko Cal. 4496 - 540

This Automatic model from 1982 features a 45mm Two-Tone case. With its 19mm lug width and 14.1mm profile, it sits comfortably on most wrists. [seikata-wm-65d7ce51407e]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Burgundy

Jewels

30j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1982

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