Lovely 9 carat gold orb decorated with an applied gold pattern around it's circumference.
The ball has a unique and patented sprung bail (see video) and the bail is marked PATENT)
Very useful as you can randomly attach it to all sorts of chains without the need for a bolt or jump ring.
 
weighs - 4.9g
diameter about 18mm , length including bail - 23mm
9 carat gold 
excellent condition