Seiko Cal. 4591 - 133

The 4591-133 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4591 caliber with 34j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-55035f412782]

Also known as: Helmet, Silverwave

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

38mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Navy

Jewels

34j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1978

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