Seiko Cal. 4431 - 675

This Automatic model from 1971 features a 39mm PVD Black case. It features a Champagne dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-8833e8682e44]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

39mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Champagne

Jewels

25j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1971

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