Seiko Cal. 7041 - 631

The Seiko 7041-631 represents an important milestone in Seiko's 1985 lineup. Powered by the 7041 caliber with 27j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-0f1a205a8ce8]

Also known as: Bullhead, Navigator

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

8.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Cream

Jewels

27j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1985

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