This sternity stacking ring features interchanging Opal and CZ crystals. It's the perfect addition to your ring stack. Rose Gold Vermeil White Zirconia Band Width 0.1in(2.5mm) #R138-RG6 Knots Jewelry, Jewelry Gift Guide, Moms Bracelet, Choker Pendant, Gold Statement Ring, Studded Necklace, Ring Stack, Nose Jewelry, Tiny Studs