Seiko Cal. 4431 - 966

The 4431-966 is a sought-after Automatic piece from Seiko's golden era. It features a Silver dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-f235499d7aac]

Also known as: Monster, Goldfeather

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Silver

Jewels

23j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1972

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