Seiko Cal. 5670 - 830

Released in 1978, the Cal. 5670 with design code 830 was part of Seiko's domestic market collection. Powered by the 5670 caliber with 17j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-3fa8cc0c1113]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

13.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1978

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