Seiko Cal. 4478 - 439

The Seiko 4478-439 represents an important milestone in Seiko's 1984 lineup. It features a Burgundy dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-874fc0132660]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

170m

Dial Color

Burgundy

Jewels

24j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1984

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