Seiko Cal. 6659 - 178

The Seiko 6659-178 represents an important milestone in Seiko's 1971 lineup. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-cb87dfcfc1a4]

Also known as: Arnie

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1971

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