Seiko Cal. 6378 - 303

The Seiko 6378-303 represents an important milestone in Seiko's 1980 lineup. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-8a9a91a271cf]

Also known as: UFO

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

41mm

Case Thickness

12.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

80m

Dial Color

White

Jewels

25j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1980

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