Seiko Cal. 6661 - 408

Released in 1976, the Cal. 6661 with design code 408 was part of Seiko's domestic market collection. With its 18mm lug width and 15.1mm profile, it sits comfortably on most wrists. [seikata-wm-fa36bd761d79]

Also known as: Silverwave, Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

42mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1976

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