Seiko Cal. 4456 - 933

This Spring Drive model from 1983 features a 41mm PVD Black case. Powered by the 4456 caliber with 27j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-5832f7902739]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Navy

Jewels

27j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1983

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