Seiko Cal. 6389 - 576

Seiko 6389-576

This Spring Drive model from 1987 features a 37mm Hardlex-Coated Steel case. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-c81b316b6415]

Also known as: Tuna, Arnie

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
15.6mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
120m
Dial Color
Silver
Jewels
21j
Frequency
21,600 bph
Power Reserve
37 hours
Year
1987

Related Models

seikata-wm-c81b316b6415