Seiko Cal. 4441 - 359

The Seiko 4441-359 represents an important milestone in Seiko's 1987 lineup. It features a Green dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-34b71345f3f2]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

44mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Green

Jewels

36j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1987

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