Seiko Cal. 3891 - 809

The 3891-809 is a sought-after Hand-Winding piece from Seiko's golden era. With its 22mm lug width and 11.7mm profile, it sits comfortably on most wrists. [seikata-wm-dc2786906d92]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

11.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Black

Jewels

24j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1977

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