Seiko Cal. 5650 - 721

The 5650-721 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5650 caliber with 19j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-3f93e755be12]

Also known as: Samurai

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

White

Jewels

19j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1984

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