Seiko Cal. 5660 - 582

This Quartz model from 1983 features a 40mm Titanium case. With its 20mm lug width and 11.4mm profile, it sits comfortably on most wrists. [seikata-wm-d88c3a204cbb]

Also known as: Bellmatic

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

40mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1983

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