Seiko Cal. 5664 - 883

The Seiko 5664-883 represents an important milestone in Seiko's 1981 lineup. Powered by the 5664 caliber with 28j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-ae97c41314b7]

Also known as: Crown, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

8.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1981

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