Seiko Cal. 4531 - 156

This Automatic model from 1984 features a 41mm Titanium case. It features a Navy dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-467aeece77b2]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

9.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Navy

Jewels

33j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1984

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