Seiko Cal. 4540 - 242

This Automatic model from 1974 features a 38mm Gold-Plated case. It features a Champagne dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-3113b0e34355]

Also known as: Tuna, Silverwave

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

13.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Champagne

Jewels

20j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1974

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