Seiko Cal. 5285 - 525

The 5285-525 is a sought-after Spring Drive piece from Seiko's golden era. It features a Champagne dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-5b67ae5ca8ff]

Also known as: Monster, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Champagne

Jewels

17j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1979

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