Seiko Cal. 3856 - 279

This Hand-Winding model from 1972 features a 43mm Two-Tone case. It features a Silver dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-35bc158b53ca]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Silver

Jewels

27j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1972

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