A smooth polished Silver Chain extender from 16 inches to 18 inches. This Silver Collar Necklace is very strong and stiff, it is in the shape of a Silver Collar and a beautiful addition to any Silver Pendant. This one in particular is exceptional - with an adjustable Silver Chain extender attached the length of your Silver Jewellery can be set how you would like dependant on your pendant. The Silver Chain Collar Necklace is like a solid collar running around the neck.