Seiko Cal. 6666 - 670

The Seiko 6666-670 represents an important milestone in Seiko's 1973 lineup. Powered by the 6666 caliber with 25j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-9d77052ea9de]

Also known as: Silverwave

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

8.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

25j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1973

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