Seiko Cal. 7151 - 494

The Seiko 7151-494 represents an important milestone in Seiko's 1977 lineup. Powered by the 7151 caliber with 23j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-26e2bd088da5]

Also known as: Shogun, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

130m

Dial Color

Black

Jewels

23j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1977

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