Seiko Cal. 4581 - 992

This Spring Drive model from 1980 features a 42mm PVD Black case. It features a Navy dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-3e92fca90d3c]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Navy

Jewels

30j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1980

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