Seiko Cal. 4525 - 518

The Seiko 4525-518 represents an important milestone in Seiko's 1974 lineup. Powered by the 4525 caliber with 18j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-e991d4a05ab7]

Also known as: Samurai, World Timer

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

12.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

18j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1974

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