Seiko Cal. 4445 - 672

This Hand-Winding model from 1986 features a 39mm Two-Tone case. With its 21mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-a3675ff77e43]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

10.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

27j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1986

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