Seiko Cal. 7056 - 417

The 7056-417 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7056 caliber with 28j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-762936a1fe50]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

8.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

Black

Jewels

28j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1976

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