Seiko Cal. 6646 - 543

The Seiko 6646-543 represents an important milestone in Seiko's 1977 lineup. With its 21mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-5ff2567fde50]

Also known as: Arnie

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

46mm

Case Thickness

14.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Champagne

Jewels

18j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1977

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