Seiko Cal. 5681 - 151

This Quartz model from 1968 features a 41mm Titanium case. Powered by the 5681 caliber with 17j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-629764bd89ee]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

41mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Silver

Jewels

17j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1968

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