Seiko Cal. 3811 - 738

The Seiko 3811-738 represents an important milestone in Seiko's 1982 lineup. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-0a505793f73f]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1982

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