Seiko Cal. 6698 - 378

The Seiko 6698-378 represents an important milestone in Seiko's 1967 lineup. Powered by the 6698 caliber with 29j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-5b6e8b2ef2c7]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

15.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1967

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