Seiko Cal. 3813 - 335

The Seiko 3813-335 represents an important milestone in Seiko's 1966 lineup. Powered by the 3813 caliber with 20j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-1b0f0affe709]

Also known as: Monster

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

Burgundy

Jewels

20j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1966

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