Seiko Cal. 4540 - 518

This Hand-Winding model from 1980 features a 35mm Gold-Plated case. It features a Champagne dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-93d171af470a]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

13.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Champagne

Jewels

23j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1980

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