Seiko Cal. 4440 - 359

The Seiko 4440-359 represents an important milestone in Seiko's 1984 lineup. Powered by the 4440 caliber with 36j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-60d2656d6b53]

Also known as: Monster, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

36j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1984

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