Seiko Cal. 7136 - 481

The 7136-481 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7136 caliber with 20j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-30b4eb5f95f1]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

8.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

White

Jewels

20j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1977

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