Seiko Cal. 4424 - 505

The Seiko 4424-505 represents an important milestone in Seiko's 1973 lineup. The Coin-Edge bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-24f44dd7adab]

Also known as: Sportsmatic, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Cream

Jewels

33j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1973

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