Estate KJL for Avon 1990s signed marcasite pin also marcasite earrings vintage

There is no signature on the earrings but I bought them together at an estate sale. Located in container #Highend Retro. Vintage, 80s, 90s, 70s, 60s 50s, mcm, modern, feminine, gaudy, new wave , mid century Marilyn Monroe , Princess Diana , Elizabeth Taylor, Art Deco, Edwardian , victorian , vntg vtg, Gatsby , iridescent , 20s 30s, 40s , gemstone , crystal, formal , evening , cocktail jewel , chic, classy , classic , bridal , bling sparkle , y2k, 2000s , street style, streetwear unique, festival , 50s 60s 70s 80s accessories jewelry bracelet bangle cuff silver silvery silverplate silvertone gold goldplate golden goldtone metallic basketweave textured figured swirled curved round bauble faux pearls roped capitals bling VTG lux luxury luxurious classy classic chic glam glamour elegant faux costume bold statement style stylish old antique estate party play opera premiere red carpet movie star superstar pageant dance prom homecoming banquet formal semi-formal outing event dinner tea reception gift birthday anniversary proposal engagement wedding bride bridal bridesmaid sweetheart fiancee wife mother mom mother-in- law sister daughter holiday Christmas New Years Valentine's pin up flapper Old Hollywood iconic Zsa Zsa Grace Kelly Marilyn Monroe Audrey Hepburn Elizabeth Taylor boho Bohemian gypsy neutral black tie Monet Trifari Miriam Haskell Chanel Buccellati Napier Vendome Coro CoroCraft Vendome Sarah Coventry collectible Etruscan Roman Greek Art Deco Art Nouveau Dressy