Seiko Cal. 5657 - 822

The Seiko 5657-822 represents an important milestone in Seiko's 1979 lineup. Powered by the 5657 caliber with 17j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-ddef40d02d9e]

Also known as: Golden Tuna, Flighty

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

17j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1979

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