Seiko Cal. 5677 - 164

The Seiko 5677-164 represents an important milestone in Seiko's 1970 lineup. Powered by the 5677 caliber with 34j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-076b0ad19dec]

Also known as: Sumo, Sea Horse

Specifications

Movement

Solar

Case Material

Titanium

Case Width

41mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1970

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