Seiko Cal. 5661 - 892

The Seiko 5661-892 represents an important milestone in Seiko's 1979 lineup. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-78de9640ed07]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1979

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