Seiko Cal. 4491 - 498

This Quartz model from 1975 features a 38mm PVD Black case. With its 20mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-e7f620d6c351]

Also known as: Tuna, UFO

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

38mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1975

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