Seiko Cal. 7157 - 413

This Quartz model from 1975 features a 46mm PVD Black case. Powered by the 7157 caliber with 24j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-24be3a278760]

Also known as: Sumo, Bullhead

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

46mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Navy

Jewels

24j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1975

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