Seiko Cal. 4439 - 107

The 4439-107 is a sought-after Solar piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-70160e685b67]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

8.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

120m

Dial Color

Black

Jewels

27j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1979

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