Lovely Oval Onyx Vintage Native Ring Sterling Silver Old Pawn Size 4 1/2

Lovely long oval piece of black onyx. Surrounded with delicate ropework.
Unmarked as are many of the oldies. Tested Sterling.
The ring is size 4 1/2 and weighs 5 grams. Measures 1 1/8" tall. C 1970s
Inventory #JR 921