Seiko Cal. 6397 - 863

The Seiko 6397-863 represents an important milestone in Seiko's 1992 lineup. Powered by the 6397 caliber with 23j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-852a7db09c95]

Also known as: Monster, Sea Horse

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1992

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