Seiko Cal. 5240 - 310

This Quartz model from 1985 features a 36mm PVD Black case. With its 21mm lug width and 9.0mm profile, it sits comfortably on most wrists. [seikata-wm-171e8b99c7cb]

Also known as: World Timer, Arnie

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

36mm

Case Thickness

9.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

26j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1985

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