Seiko Cal. 6375 - 840

The Seiko 6375-840 represents an important milestone in Seiko's 1975 lineup. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-2fa8e6d6da90]

Also known as: Tuna, UFO

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

Burgundy

Jewels

23j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1975

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