Seiko Cal. 4485 - 991

This Hand-Winding model from 1991 features a 34mm PVD Black case. The Coin-Edge bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-74b89c5eda77]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1991

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