Seiko Cal. 7151 - 950

The Seiko 7151-950 represents an important milestone in Seiko's 1973 lineup. Powered by the 7151 caliber with 25j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-404fa2faf433]

Also known as: Sumo, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

90m

Dial Color

Cream

Jewels

25j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1973

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