Seiko Cal. 4540 - 113

This Hand-Winding model from 1985 features a 34mm Titanium case. It features a Silver dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-bf0cb2b75796]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

13.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Silver

Jewels

33j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1985

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