Seiko Cal. 3811 - 893

Released in 1975, the Cal. 3811 with design code 893 was part of Seiko's domestic market collection. The Bidirectional bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-14aa192ce23b]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Burgundy

Jewels

20j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1975

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