Seiko Cal. 4443 - 233

This Spring Drive model from 1977 features a 45mm Stainless Steel case. It features a Black dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-a24c73dad157]

Also known as: Bellmatic, Crown

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Black

Jewels

32j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1977

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