Seiko Cal. 6378 - 152

This Solar model from 1972 features a 37mm Hardlex-Coated Steel case. Powered by the 6378 caliber with 17j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-9d2db1a4267f]

Also known as: Sea Horse

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Burgundy

Jewels

17j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1972

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