Seiko Cal. 4525 - 439

This Spring Drive model from 1992 features a 35mm Stainless Steel case. The Bidirectional bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-e9cafc3650dd]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

11.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Silver

Jewels

24j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1992

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