Seiko Cal. 6678 - 556

The Seiko 6678-556 represents an important milestone in Seiko's 1975 lineup. With its 21mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-5f5950bc0ec1]

Also known as: Samurai, Arnie

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

24j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1975

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