Seiko Cal. 7156 - 575

The 7156-575 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7156 caliber with 21j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-cf748b649d63]

Also known as: Pogue, Bullhead

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

120m

Dial Color

Black

Jewels

21j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1976

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