Seiko Cal. 4591 - 234

The 4591-234 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4591 caliber with 29j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-2e3451619ef8]

Also known as: Tuna, Pogue

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Green

Jewels

29j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1980

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