Seiko Cal. 6378 - 828

The Seiko 6378-828 represents an important milestone in Seiko's 1993 lineup. It features a Black dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-06cc9374f035]

Also known as: Navigator

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

14.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Black

Jewels

21j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1993

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