Seiko Cal. 6641 - 626

The Seiko 6641-626 represents an important milestone in Seiko's 1981 lineup. With its 20mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-eff53297fd9c]

Also known as: Goldfeather

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Champagne

Jewels

17j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1981

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