Seiko Cal. 5640 - 693

The 5640-693 is a sought-after Solar piece from Seiko's golden era. The Fixed bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-e765079fd5ff]

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

Cream

Jewels

29j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1992

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