Seiko Cal. 6651 - 392

The Seiko 6651-392 represents an important milestone in Seiko's 1970 lineup. The Bidirectional bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-aa903b10a53d]

Also known as: Sumo, Sea Horse

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

White

Jewels

34j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1970

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