Seiko Cal. 6378 - 833

The Seiko 6378-833 represents an important milestone in Seiko's 1988 lineup. Powered by the 6378 caliber with 24j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-7ec0659b34cb]

Also known as: Monster

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

43mm

Case Thickness

14.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Silver

Jewels

24j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1988

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