Seiko Cal. 5648 - 303

The 5648-303 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5648 caliber with 32j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-51398c6a42c8]

Also known as: Silverwave, Navigator

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

Black

Jewels

32j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1988

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