Seiko Cal. 3813 - 544

The Seiko 3813-544 represents an important milestone in Seiko's 1980 lineup. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-1f8c3c80234b]

Also known as: Bellmatic

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

41mm

Case Thickness

15.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1980

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