Seiko Cal. 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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