Seiko Cal. 4445 - 280

This Hand-Winding model from 1990 features a 35mm PVD Black case. With its 22mm lug width and 14.0mm profile, it sits comfortably on most wrists. [seikata-wm-c9e97c73d208]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

14.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Silver

Jewels

19j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1990

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