Seiko Cal. 6646 - 446

The Seiko 6646-446 represents an important milestone in Seiko's 1981 lineup. Powered by the 6646 caliber with 18j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-02aac73ca199]

Also known as: Samurai

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Champagne

Jewels

18j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1981

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