Seiko Cal. 3811 - 331

The Seiko 3811-331 represents an important milestone in Seiko's 1972 lineup. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-2b8a89637777]

Also known as: Silverwave, Goldfeather

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

46mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

200m

Dial Color

White

Jewels

23j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1972

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