Seiko Cal. 6380 - 450

The Seiko 6380-450 represents an important milestone in Seiko's 1985 lineup. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-58834495ea71]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

13.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Green

Jewels

28j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1985

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