Seiko Cal. 4550 - 542

This Automatic model from 1965 features a 37mm Hardlex-Coated Steel case. It features a Cream dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-ac3805cb4ed1]

Also known as: Rally, Navigator

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

190m

Dial Color

Cream

Jewels

34j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1965

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