Seiko Cal. 3889 - 520

This Hand-Winding model from 1965 features a 42mm Stainless Steel case. With its 19mm lug width and 14.4mm profile, it sits comfortably on most wrists. [seikata-wm-4e833f110882]

Also known as: Monster, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

14.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Silver

Jewels

25j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1965

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