Seiko Cal. 4439 - 756

The Seiko 4439-756 represents an important milestone in Seiko's 1976 lineup. It features a Navy dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-4f5e3b08d67e]

Also known as: Monster

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

17j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1976

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