Seiko Cal. 0711 - 309

The 0711-309 is a sought-after Quartz piece from Seiko's golden era. Powered by the 0711 caliber with 21j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-6ccd5be24d7b]

Also known as: Bullhead, Crown

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

12.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

White

Jewels

21j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1970

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