Vtg Amber cufflinks mens butterscotch egg yolk honey18k GP art deco vintage MCM

Beautiful mens cufflinks cuff links I have done ALOT of research, I thought these might have been bakelite but they are stamped ORK or something similar I can't really see that well, others have said that is the stamp for Amber. I saw a few pair and everyone said these are amber Russian amber, so that's what I'm going with, some say 18k gold, I haven't tested these they do look like they could be real solid gold I don't have any tester at the moment, pricing as plated, these are from an estate find. They are triangular and 3D, just Beautiful and perfect for your guys next dressy event! Some people put art deco some Mid century modern, and so on. I'm really not sure the age I just know they are really cool. box 22 I sell in my closet and have tons of other brands similar to list such as weiss, Stanley Hagler, Alice caviness, Demario, Navajo, James Avery, miriam haskell, Jomaz, hattie Carnegie, juliana, Lee sands, Barse, native American, coro, vior,Donald stannard, lisner, renoir, Eisenberg, Christian dior,Givenchy, ciner, carolee's, hobe, Ben amun, Tiffany and co, Vendome, Alexis bittar, Judith jack, kjl, vargas, Sherman, Nolan Miller, Elsa peretti sharra Pagano, Jill Fagin, Jay feinberg, kenneth Jay lane, Germany, Japan, Hong Kong, Simon ju, Thelma deutsch, Erwin pearl, monet, Napier, Cynthia Daniel, Judith McCann, hollycraft, Joan rivers, Elizabeth Taylor, Anne klein, Oscar de la Renta, Moschino, roule and co, julia Vaughn, jose and maria, les Bernard, Heidi