Cubic Zirconia Engagement Ring - Rose Goldtone Engagement Ring - Rose Goldtone is made from rose goldtone, .925 sterling silver. Rose goldtone brings vintage flair to the traditional solitaire engagement ring design. Round cut CZ center stone provides just the right amount of sparkle - 1.25 carats. Perfect to pair with our Rose Goldtone CZ Eternity Band and serafina's Rose Goldtone CZ stud Earrings! shop our entire collection of rose gold jewelry today!