Seiko Cal. 5661 - 740

This Hand-Winding model from 1982 features a 35mm PVD Black case. With its 18mm lug width and 11.3mm profile, it sits comfortably on most wrists. [seikata-wm-2f3249d37b4b]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

11.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

White

Jewels

18j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1982

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