Seiko Cal. 6646 - 981

The Seiko 6646-981 represents an important milestone in Seiko's 1980 lineup. The Bidirectional bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-28be95114289]

Also known as: Pogue, Emperor

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

38mm

Case Thickness

15.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Black

Jewels

34j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1980

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