Seiko Cal. 6391 - 657

This Kinetic model from 1986 features a 39mm Two-Tone case. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-2cc4fbe3d708]

Also known as: Monster

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

13.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Green

Jewels

30j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1986

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