Seiko Cal. 3877 - 691

This Kinetic model from 1971 features a 35mm Two-Tone case. It features a Cream dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-b77fd2d8ada8]

Also known as: Bellmatic, World Timer

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Cream

Jewels

32j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1971

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