Seiko Cal. 6388 - 665

Seiko 6388-665

This Automatic model from 1978 features a 39mm Hardlex-Coated Steel case. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-5d73d08ad605]

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
11.8mm
Lug Width
18mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
120m
Dial Color
Silver
Jewels
31j
Frequency
28,800 bph
Power Reserve
45 hours
Year
1978

Related Models

seikata-wm-5d73d08ad605