Seiko Cal. 4440 - 820

This Spring Drive model from 1981 features a 35mm PVD Black case. It features a Champagne dial protected by a Acrylic crystal and offers 120m of water resistance. [seikata-wm-c18b174f6e0f]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

10.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Champagne

Jewels

34j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1981

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