Seiko Cal. 6383 - 661

The Seiko 6383-661 represents an important milestone in Seiko's 1977 lineup. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-15a44abd3f3b]

Also known as: Rally, Crown

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

12.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

Navy

Jewels

27j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1977

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