Seiko Cal. 3890 - 985

Seiko 3890-985

This Hand-Winding model from 1978 features a 36mm PVD Black case. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-02f2ec540e8e]

Also known as: Sportsmatic

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
36mm
Case Thickness
14.9mm
Lug Width
21mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
80m
Dial Color
Black
Jewels
24j
Frequency
28,800 bph
Power Reserve
68 hours
Year
1978

Related Models

seikata-wm-02f2ec540e8e