Seiko Cal. 4441 - 598

The Seiko 4441-598 represents an important milestone in Seiko's 1984 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-55d1176347a1]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1984

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