Seiko Cal. 4439 - 619

This Automatic model from 1998 features a 37mm PVD Black case. It features a Navy dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-deb48a84696b]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

8.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Navy

Jewels

35j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1998

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