Black Hills gold leaves grapes pendant 10k vintage

Vintage 'Black Hills' necklace made from gold and silver mined in Mt Rushmore Solid 10k gold Rose gold Green gold Double leaves with grape cluster Chain is 16”, very dainty I will get better photos if this doesn’t sell right away, I can’t make out the words on the clasp, my mom has a powerful magnifier so I will find out if it doesn’t sell right away.