Seiko Cal. 4525 - 380

The Seiko 4525-380 represents an important milestone in Seiko's 1985 lineup. With its 20mm lug width and 13.9mm profile, it sits comfortably on most wrists. [seikata-wm-f4181a42af03]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

13.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

170m

Dial Color

Champagne

Jewels

27j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1985

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