Seiko Cal. 5635 - 315

The 5635-315 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5635 caliber with 26j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-c2b6f1051ae5]

Also known as: Monster, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Cream

Jewels

26j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1979

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