Seiko Cal. 3859 - 638

This Hand-Winding model from 1969 features a 43mm Two-Tone case. It features a White dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-08e871e534ac]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

13.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

White

Jewels

17j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1969

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