Seiko Cal. 5637 - 694

The 5637-694 is a sought-after Solar piece from Seiko's golden era. Powered by the 5637 caliber with 35j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-3c4797db330b]

Also known as: UFO, Emperor

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

120m

Dial Color

White

Jewels

35j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1990

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