Seiko Cal. 6157 - 105

The Seiko 6157-105 represents an important milestone in Seiko's 1997 lineup. With its 21mm lug width and 12.0mm profile, it sits comfortably on most wrists. [seikata-wm-bd2acbdf346f]

Also known as: Monster, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

12.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

130m

Dial Color

White

Jewels

17j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1997

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