Seiko Cal. 4591 - 443

The 4591-443 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Black dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-4634cf6a58b0]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Black

Jewels

30j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1983

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