Seiko Cal. 3811 - 101

Released in 1982, the Cal. 3811 with design code 101 was part of Seiko's domestic market collection. With its 20mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-4f35dd68afe6]

Also known as: Helmet, Emperor

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

120m

Dial Color

Champagne

Jewels

18j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1982

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