Seiko Cal. 6661 - 159

The Seiko 6661-159 represents an important milestone in Seiko's 1980 lineup. With its 19mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-8f8a63ab6c3d]

Also known as: Shogun, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

10.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Green

Jewels

17j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1980

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