Seiko Cal. 4591 - 647

The Seiko 4591-647 represents an important milestone in Seiko's 1965 lineup. Powered by the 4591 caliber with 35j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-bf950d64cc6a]

Also known as: Goldfeather, Arnie

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

10.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1965

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