Diamond Engagement Ring with Color. We paired this ring with Pink Tourmalines from Africa. Sourced at the Tucson AGTA Gem Show from Barker & Co. All Natural. With over 60 round diamonds in the mounting. .77 carats total weight with a .52 carat round diamond in the center. 14k white gold. VS Clarity and G-H Color. A matching diamond wedding band is available for $1,495.00. See store for details.