Seiko Cal. 5677 - 379

The Seiko 5677-379 represents an important milestone in Seiko's 1973 lineup. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 60m of water resistance. [seikata-wm-f61b9fd3ebbc]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

13.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1973

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