Seiko Cal. 4591 - 997

The 4591-997 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 67 hours power reserve. [seikata-wm-57cf3ae5476f]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

200m

Dial Color

Burgundy

Jewels

29j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1973

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