I don’t know anything about this. Vintage chain with a twisted design, chain marked 14kt gold plated. No marked on coin. Coin has a different design on each side. Spinx and pyramid on one side, Hieroglyph on the other. Chain has good gold-tone color. Coin has a little wear. Chain approx 19 3/4” Pendant 1 1/8” diameter approx. Vintage jewelry has been loved and used, because items are older they may have wear due to age, use and storage. Any obvious flaws will be mentioned or will be visible in pictures. Please inspect and enlarge pictures to assess condition for yourself. These older items are sold as is. Retro Travel Souvenir Egyptian Egypt World Traveler Explore Coin Disc Reversible