Seiko Cal. 4445 - 742

The Seiko 4445-742 represents an important milestone in Seiko's 1989 lineup. It features a Green dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-a1fe6c872b2c]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Green

Jewels

25j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1989

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