Seiko Cal. 5666 - 113

The Seiko 5666-113 represents an important milestone in Seiko's 1977 lineup. With its 18mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-dedbaf81aa46]

Also known as: Tuna, Golden Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

43mm

Case Thickness

15.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Navy

Jewels

29j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1977

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