Seiko Cal. 0780 - 390

The 0780-390 is a sought-after Solar piece from Seiko's golden era. The Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-ad443807fa1b]

Also known as: Helmet, World Timer

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Green

Jewels

18j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1993

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