Seiko Cal. 4540 - 846

This Quartz model from 1971 features a 37mm Hardlex-Coated Steel case. With its 19mm lug width and 9.4mm profile, it sits comfortably on most wrists. [seikata-wm-ce9720023bd5]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Black

Jewels

34j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1971

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