Seiko Cal. 6181 - 131

This Solar model from 1977 features a 36mm Gold-Plated case. With its 19mm lug width and 14.1mm profile, it sits comfortably on most wrists. [seikata-wm-92088cce1222]

Also known as: Monster, Arnie

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1977

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