Seiko Cal. 6390 - 963

The Seiko 6390-963 represents an important milestone in Seiko's 1985 lineup. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-2e51f412eae4]

Also known as: Monster, Arnie

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Cream

Jewels

18j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1985

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