Seiko Cal. 5678 - 940

This Automatic model from 1965 features a 40mm Stainless Steel case. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-b57bbbb5ebe9]

Also known as: Bellmatic, Crown

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1965

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