Seiko Cal. 6397 - 620

Seiko 6397-620

This Solar model from 1965 features a 38mm Titanium case. With its 22mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-aa75cf6d4c60]

Also known as: Monster, Sportsmatic

Specifications

Movement
Solar
Case Material
Titanium
Case Width
38mm
Case Thickness
8.8mm
Lug Width
22mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
150m
Dial Color
Blue Sunburst
Jewels
36j
Frequency
21,600 bph
Power Reserve
61 hours
Year
1965

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