Seiko Cal. 6670 - 717

This Hand-Winding model from 1969 features a 37mm Two-Tone case. With its 20mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-e30922994ca8]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

15.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Cream

Jewels

25j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1969

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