Seiko Cal. 4524 - 789

This Spring Drive model from 1989 features a 40mm PVD Black case. Powered by the 4524 caliber with 30j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-7f7824cd53f3]

Also known as: World Timer, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

14.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Champagne

Jewels

30j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1989

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