Seiko Cal. 4591 - 242

The 4591-242 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4591 caliber with 34j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-4abf7fc38aa3]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Cream

Jewels

34j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1979

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