Seiko Cal. 4442 - 230

The Seiko 4442-230 represents an important milestone in Seiko's 1992 lineup. Powered by the 4442 caliber with 18j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-d76b62a6d06b]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

14.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Navy

Jewels

18j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1992

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