Seiko Cal. 7157 - 913

This Hand-Winding model from 1991 features a 46mm PVD Black case. With its 21mm lug width and 12.6mm profile, it sits comfortably on most wrists. [seikata-wm-eb451fa8eade]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Black

Jewels

30j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1991

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