Seiko Cal. 5640 - 563

The 5640-563 is a sought-after Solar piece from Seiko's golden era. Powered by the 5640 caliber with 30j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-cb8f81b22a17]

Also known as: Panda, Goldfeather

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

38mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1973

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