Seiko Cal. 3857 - 413

The Seiko 3857-413 represents an important milestone in Seiko's 1977 lineup. It features a Silver dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-ace4c5e0b013]

Also known as: Samurai, Bullhead

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

12.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

90m

Dial Color

Silver

Jewels

17j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1977

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