Seiko Cal. 6378 - 990

This Solar model from 1971 features a 46mm Stainless Steel case. It features a Burgundy dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-b351fc50133f]

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Burgundy

Jewels

18j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1971

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