Seiko Cal. 6642 - 658

This Hand-Winding model from 1978 features a 43mm Titanium case. With its 20mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-32e322c2a8af]

Also known as: Pogue

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1978

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