Seiko Cal. 6390 - 502

Seiko 6390-502

This Automatic model from 1982 features a 40mm Two-Tone case. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-36614650c363]

Also known as: Samurai, Bullhead

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
40mm
Case Thickness
9.6mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
190m
Dial Color
Blue Sunburst
Jewels
18j
Frequency
21,600 bph
Power Reserve
64 hours
Year
1982

Related Models

seikata-wm-36614650c363