Seiko Cal. 4457 - 628

This Spring Drive model from 1970 features a 40mm Gold-Plated case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-6f10dbe15694]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

14.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1970

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