Seiko Cal. 6181 - 866

This Automatic model from 1987 features a 36mm Stainless Steel case. Powered by the 6181 caliber with 30j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-d15b4680a4a4]

Also known as: Sumo, Sea Horse

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

14.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

White

Jewels

30j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1987

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