Seiko Cal. 0780 - 530

Seiko 0780-530

The 0780-530 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 0780 caliber with 20j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-3eb92ac9ead7]

Also known as: Bullhead, Sportsmatic

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
37mm
Case Thickness
9.1mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
70m
Dial Color
Champagne
Jewels
20j
Frequency
21,600 bph
Power Reserve
36 hours
Year
1973

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