Seiko Cal. 4525 - 856

This Kinetic model from 1975 features a 35mm Hardlex-Coated Steel case. Powered by the 4525 caliber with 32j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-52756addc288]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

12.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Black

Jewels

32j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1975

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