Seiko Cal. 4478 - 158

The 4478-158 is a sought-after Quartz piece from Seiko's golden era. The Coin-Edge bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-b2e613fa89d4]

Also known as: Sportsmatic, Emperor

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

34mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1968

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