Seiko Cal. 5657 - 784

The Seiko 5657-784 represents an important milestone in Seiko's 1980 lineup. With its 21mm lug width and 8.4mm profile, it sits comfortably on most wrists. [seikata-wm-1f5f9da0fddb]

Also known as: Shogun, Golden Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

8.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

19j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1980

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