Seiko Cal. 4458 - 937

This Spring Drive model from 1975 features a 45mm Gold-Plated case. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-7244ecee7bf5]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1975

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