Seiko Cal. 4447 - 859

This Spring Drive model from 1976 features a 39mm Two-Tone case. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-f28cbaa0f93b]

Also known as: Panda, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

White

Jewels

32j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1976

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