Seiko Cal. 6661 - 318

The 6661-318 is a sought-after Spring Drive piece from Seiko's golden era. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-16d7865c50b9]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Cream

Jewels

19j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1983

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