Seiko Cal. 3891 - 406

The 3891-406 is a sought-after Quartz piece from Seiko's golden era. It features a Silver dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-4a5b28369c3b]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1980

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