Seiko Cal. 6657 - 117

The Seiko 6657-117 represents an important milestone in Seiko's 1979 lineup. With its 19mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-716382e9e1f0]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

38mm

Case Thickness

9.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Champagne

Jewels

17j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1979

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