Seiko Cal. 5641 - 526

The 5641-526 is a sought-after Hand-Winding piece from Seiko's golden era. With its 21mm lug width and 13.7mm profile, it sits comfortably on most wrists. [seikata-wm-bfe153165dbc]

Also known as: Flighty

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

13.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Silver

Jewels

24j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1981

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