Seiko Cal. 7156 - 476

The 7156-476 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 7156 caliber with 36j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-bd4ff778ac0f]

Also known as: Sumo, Crown

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

15.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

White

Jewels

36j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1981

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