Seiko Cal. 4454 - 183

This Automatic model from 1970 features a 40mm Hardlex-Coated Steel case. It features a Champagne dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-d6ebdb858b17]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Champagne

Jewels

21j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1970

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