Seiko Cal. 3890 - 617

This Hand-Winding model from 1966 features a 43mm Two-Tone case. It features a Silver dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-0651e365d2e1]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

12.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Silver

Jewels

32j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1966

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