Seiko Cal. 4439 - 825

This Quartz model from 1987 features a 45mm Stainless Steel case. Powered by the 4439 caliber with 28j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-16fa35c1e8be]

Also known as: Monster, Helmet

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Champagne

Jewels

28j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1987

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