Sterling Silver Pins Need Pin Backs Genuine Amber and Agate? Fine Vintage Jewelry Repurpose Destash

Two gorgeous pins in need of pin backs. The one on the left is genuine amber. It measures 1 3/4" long. It has a hollow setting and is marked with a "c" with no other marks.

The pin is much older and has a Native American style setting with a c"c" style clasp. No marks. It measures 2 1/8" long.

Not sure what sort of stone it is. Perhaps some sort of agate? They both look like easy fixes for a crafty person or jeweler.The pins weigh 26 grams in total weight. BOTH are missing pin backs.

Sold strictly as is without returns.