Seiko Cal. 3813 - 441

This Hand-Winding model from 1966 features a 43mm Gold-Plated case. Powered by the 3813 caliber with 20j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-1fc965c158f2]

Also known as: Emperor, Arnie

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1966

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