Seiko Cal. 6663 - 398

Seiko 6663-398

This Kinetic model from 1966 features a 35mm Hardlex-Coated Steel case. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-259b5b3618f7]

Also known as: Baby Tuna

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
8.5mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
50m
Dial Color
Navy
Jewels
32j
Frequency
28,800 bph
Power Reserve
52 hours
Year
1966

Related Models

seikata-wm-259b5b3618f7