Seiko Cal. 6378 - 569

The Seiko 6378-569 represents an important milestone in Seiko's 1992 lineup. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-1e0bf82e497b]

Also known as: Crown

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

37mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1992

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