Seiko Cal. 6390 - 793

The Seiko 6390-793 represents an important milestone in Seiko's 1977 lineup. The Fixed bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-a984d5d74bb5]

Also known as: Golden Tuna

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Navy

Jewels

25j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1977

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