Seiko Cal. 4511 - 243

This Spring Drive model from 1983 features a 45mm Hardlex-Coated Steel case. It features a Black dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-078b3102c5da]

Also known as: Tuna, Rally

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Black

Jewels

22j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1983

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