Seiko Cal. 3811 - 809

The 3811-809 is a sought-after Automatic piece from Seiko's golden era. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-9557bfe1db6c]

Also known as: Monster, Navigator

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Silver

Jewels

31j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1971

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