Seiko Cal. 4485 - 434

This Spring Drive model from 1995 features a 37mm Stainless Steel case. It features a Navy dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-8809fadb40f7]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

15.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

22j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1995

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