Seiko Cal. 3857 - 678

This Kinetic model from 1966 features a 37mm Two-Tone case. With its 20mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-69d422b6c5b8]

Also known as: Samurai

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1966

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