Seiko Cal. 0764 - 509

The 0764-509 is a sought-after Quartz piece from Seiko's golden era. Powered by the 0764 caliber with 27j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-c5eece539a8e]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

42mm

Case Thickness

9.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Green

Jewels

27j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1977

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