Sterling SILVER & GOLD Band Hugger Hoop Earrings

These have acid tested positive as sterling silver but I do not know gold content. I can't tell if the gold section is solid or just plated. I can't make out the stamps. Feature a solid metal design with a gold plated ribbed bands for an elegant look. Patina and tarnish present but have been lightly polished. One of posts is warped. No backs included. mixed metal two tone minimal minimalist chic simple delicate dainty clean lines understated elegance refined basic practical versatile M