Seiko Cal. 6630 - 145

Seiko 6630-145

This Hand-Winding model from 1966 features a 37mm Titanium case. Powered by the 6630 caliber with 24j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-a99f95fdc375]

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
37mm
Case Thickness
15.8mm
Lug Width
20mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
90m
Dial Color
Green
Jewels
24j
Frequency
36,000 bph
Power Reserve
36 hours
Year
1966

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