Seiko Cal. 4456 - 378

This Solar model from 1969 features a 41mm PVD Black case. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-5a549d597590]

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

41mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1969

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