Seiko Cal. 3857 - 500

This Kinetic model from 1969 features a 40mm Stainless Steel case. Powered by the 3857 caliber with 29j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-135f2bad210d]

Also known as: Turtle, Shogun

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1969

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