Seiko Cal. 6181 - 797

This Hand-Winding model from 1984 features a 40mm Gold-Plated case. Powered by the 6181 caliber with 28j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-a2875364deee]

Also known as: Sumo, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

9.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Burgundy

Jewels

28j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1984

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