1950's Retro Marquise Diamond Ruby 18 Karat Two Tone Gold Swirl Cocktail Ring

18 karat two-tone (white and rose gold) Retro swirl ring, artfully designed with a captivating center marquise diamond of approximately 0.30 carats at its center. The graceful curves and swirls are accented with 12 sparkling single-cut diamonds totaling about 0.24 carats, H-I color and SI clarity, while two elegant rows of richly hued rubies infuse the piece with vibrant sophistication. The ring is size 7.25 ( can be sized), and measures approximately 18 x 25mm on top. Weight: 10.1 grams.