Seiko Cal. 3813 - 544

The Seiko 3813-544 represents an important milestone in Seiko's 1970 lineup. Powered by the 3813 caliber with 28j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-c23cc4050e4e]

Also known as: Panda

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

Cream

Jewels

28j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1970

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