Seiko Cal. 4485 - 724

This Spring Drive model from 1980 features a 45mm Gold-Plated case. It features a Black dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-bf19be9f1482]

Also known as: Sportsmatic, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

12.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Black

Jewels

36j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1980

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