Seiko Cal. 6660 - 212

Released in 1969, the Cal. 6660 with design code 212 was part of Seiko's domestic market collection. With its 19mm lug width and 9.9mm profile, it sits comfortably on most wrists. [seikata-wm-aa7176187fda]

Also known as: Turtle, Helmet

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

28j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1969

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