Vintage Smooth Sterling Silver Band Ring Turquoise Mosaic Size 9.5

Vintage Navajo sterling silver band ring that is set all the way around with turquoise shard mosaic. The shards are in place with something other than resin as was used in later pieces. Maybe pinyon pine pitch. There are 3 missing stones. The white spots are sold silver polish. It is smooth and rounded. Very comfortable on the hand. Size 9.5 and measures 3/8”. Weight: 7.8 grams. No hallmarks.