Seiko Cal. 3891 - 221

This Kinetic model from 1977 features a 35mm Gold-Plated case. Powered by the 3891 caliber with 20j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-b9194daf7c00]

Also known as: Sea Horse, Golden Tuna

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

White

Jewels

20j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1977

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