Seiko Cal. 6661 - 918

The Seiko 6661-918 represents an important milestone in Seiko's 1967 lineup. With its 19mm lug width and 12.8mm profile, it sits comfortably on most wrists. [seikata-wm-49af2fa5f7cc]

Also known as: Turtle, Pogue

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

12.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

Burgundy

Jewels

22j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1967

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