Seiko Cal. 6658 - 681

This Hand-Winding model from 1973 features a 41mm Titanium case. With its 22mm lug width and 12.0mm profile, it sits comfortably on most wrists. [seikata-wm-d6d065417469]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

12.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Silver

Jewels

33j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1973

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