Seiko Cal. 5635 - 313

The 5635-313 is a sought-after Spring Drive piece from Seiko's golden era. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-823ecb9ef426]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

12.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1990

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