art deco Adjustable Ring with Large Black Stone

http://www.ozfreeads.com.au/art-deco-adjustable-ring-with-large-black-stone-35271.html

It is a prong set, large, oval, black stone in an adjustable, silver setting. It is now sized at 4 1/2. Can go up more tho ...I dont know for sure the metal............looks pewter...AUD $40.............