Seiko Cal. 5635 - 583

The 5635-583 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5635 caliber with 35j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-7d06107f7e8e]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1969

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