Seiko Cal. 5637 - 536

The 5637-536 is a sought-after Solar piece from Seiko's golden era. The Fixed bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-349530cf1de8]

Also known as: World Timer

Specifications

Movement

Solar

Case Material

Titanium

Case Width

42mm

Case Thickness

8.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Cream

Jewels

18j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1990

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