Seiko Cal. 5657 - 289

This Quartz model from 1973 features a 39mm Stainless Steel case. With its 19mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-3e7c0dade1d6]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

8.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

25j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1973

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