Seiko Cal. 4447 - 870

Seiko 4447-870

This Hand-Winding model from 1968 features a 40mm PVD Black case. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-ab85a317e1ee]

Also known as: World Timer, Arnie

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
40mm
Case Thickness
8.0mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Green
Jewels
18j
Frequency
28,800 bph
Power Reserve
61 hours
Year
1968

Related Models

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