Seiko Cal. 5633 - 606

The 5633-606 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5633 caliber with 31j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-01948c75e7b3]

Also known as: Sportsmatic, Crown

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

14.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1965

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