DTR Turquoise & Silver Earrings

NWOT Jay King DTR (Desert Rose Trading) genuine turquoise button earrings in sterling silver. Post back. Stamped 925. Beautiful colors throughout the turquoise Approx: 1” in diameter, Stone 14mm Vintage, never worn Were my moms who bought a lot of fine Jewelry but rarely went anywhere to wear it. Shiny except 1 slight tarnish? mark. Last pic. I know nothing about jewelry so don’t want to try cleaning it Pet/smoking home Price Firm & under value