Seiko Cal. 4531 - 807

The Seiko 4531-807 represents an important milestone in Seiko's 1981 lineup. Powered by the 4531 caliber with 20j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-24e65163268b]

Also known as: Shogun, Silverwave

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

White

Jewels

20j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1981

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