Seiko Cal. 4441 - 975

The Seiko 4441-975 represents an important milestone in Seiko's 1985 lineup. Powered by the 4441 caliber with 25j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-62ba68c1c65b]

Also known as: Helmet, World Timer

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1985

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