Seiko Cal. 7157 - 930

The Seiko 7157-930 represents an important milestone in Seiko's 1975 lineup. Powered by the 7157 caliber with 20j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-f242ae416f5f]

Also known as: Pogue, Sportsmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

13.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Navy

Jewels

20j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1975

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