Bell Trading Post Turquoise Ring in Sterling Silver

Vintage sterling silver Indian ring set with natural turquoise. It was made by Bell Trading post and has the old bell hallmarked inside. It has a jump ring on the back which tells me that it was part of a slave bracelet at one time. Size: 8 Turquoise is not stabilized and has a crack. It is stable in the setting. Weight: 4 grams.