Seiko Cal. 4531 - 505

The Seiko 4531-505 represents an important milestone in Seiko's 1991 lineup. It features a White dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-895470d8d45a]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

38mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

White

Jewels

33j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1991

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