Solid gold diamond three stone past present future line pendant necklace 18”

Vintage designer dainty three stone line pendant necklace made of 10k solid white gold. Stamped 10k, and the letter "B" inside a Texas map. All natural earth mined stones. The colorless stone is diamond. The blue stones look to be sapphire or topaz. Pendant is a little over 20mm long, twisted rope / Singapore chain is 18". I also have a pair of matching earrings listed separately. Excellent vintage condition. Cleaned and ready to wear. Antique vintage retro designer filigree estate timeless Victorian stackable fine jewelry art nouveau deco bridal sapphire pave wedding prom anniversary rose real gold hoop bling ring boho chic natural tear drop pearl cut carat flower lariat eternity stone daisy aquamarine authentic promise solitaire valentine peridot pear coin style stamped gem unisex men women girls stud set square cushion princess radiant ctw party halo round engagement band mom 10k 14k 18k solid cartilage earrings necklace platinum gift micro holiday Christmas birthstone knuckle key statement heirloom loop double heart paperclip kays 950 delicate dainty wide full tri clarity color ice pinky rolo 585 750 encrusted crown zales shell sea top bottom cross multi rare nile teal vian gemstones inside out tanzanite choker love rhodium jewelers wrap earth rope brilliant setting tested bright clean eye pretty tennis case snake heavy lightweight huggie weight acid intricate twisted swirl infinity byzantine chain link baby sun mejuri gorjana catbird helzberg zoe chicco