Seiko Cal. 3853 - 475

The Seiko 3853-475 represents an important milestone in Seiko's 1974 lineup. With its 21mm lug width and 12.5mm profile, it sits comfortably on most wrists. [seikata-wm-dd5fa405b5a2]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

12.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1974

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