Seiko Cal. 7135 - 539

This Spring Drive model from 1992 features a 38mm PVD Black case. With its 21mm lug width and 13.6mm profile, it sits comfortably on most wrists. [seikata-wm-a448a2044a84]

Also known as: Monster, Bullhead

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

23j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1992

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