Seiko Cal. 4524 - 285

This Spring Drive model from 1973 features a 35mm PVD Black case. It features a Black dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-1fa52c4bae79]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

13.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Black

Jewels

36j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1973

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