Seiko Cal. 4525 - 181

The Seiko 4525-181 represents an important milestone in Seiko's 1991 lineup. Powered by the 4525 caliber with 20j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-f4e476e7894a]

Also known as: Bellmatic, Emperor

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Green

Jewels

20j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1991

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