Seiko Cal. 6291 - 260

This Hand-Winding model from 1983 features a 37mm PVD Black case. Powered by the 6291 caliber with 18j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-5c177817eae7]

Also known as: UFO, Emperor

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1983

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