Seiko Cal. 6662 - 123

This Spring Drive model from 1978 features a 40mm Titanium case. With its 21mm lug width and 15.6mm profile, it sits comfortably on most wrists. [seikata-wm-e363a2e83160]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1978

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