Seiko Cal. 6643 - 648

Seiko 6643-648

This Solar model from 1985 features a 40mm Titanium case. With its 20mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-c1e627bd11cf]

Specifications

Movement
Solar
Case Material
Titanium
Case Width
40mm
Case Thickness
8.7mm
Lug Width
20mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
190m
Dial Color
Black
Jewels
28j
Frequency
28,800 bph
Power Reserve
55 hours
Year
1985

Related Models

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