Seiko Cal. 4591 - 423

The 4591-423 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4591 caliber with 35j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-20685df84eab]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

Silver

Jewels

35j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1965

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