Seiko Cal. 6397 - 696

The Seiko 6397-696 represents an important milestone in Seiko's 1991 lineup. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-e5033dba7896]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Champagne

Jewels

20j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1991

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