Seiko Cal. 5670 - 917

This Hand-Winding model from 1971 features a 37mm Hardlex-Coated Steel case. Powered by the 5670 caliber with 35j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-aff082e617a2]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

11.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

70m

Dial Color

Burgundy

Jewels

35j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1971

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