Cubic Zirconia Stainless Steel Rings Cubic Zirconia (CZ) is a mineral that is extremely rare in nature.  However, as with the CZ stones in our rings,  it is widely synthesized from glass or acrylic for use as a diamond simulant.   £6.99 Code: SS277 7mm wide 2mm thick Size R S U V1/2 X X1/2 Y1/2 Z+1.5 Z+3.5 £6.50 Code: SS258 6mm wide 2mm thick Size L1/2 R1/2 W £6.50 Code: SS178 6mm wide 2mm thick Size U U1/2 £6.50 Code: SS106 5mm wide 2mm thick Size R1/2 U1/2 £6.50 Code: SS403 6mm wide 2mm thick Size T1/2 W W1/2 Y1/2 Z+2.5 £6.99 Code: SS092 8mm wide 2mm thick Size P1/2 R1/2 T1/2 £6.50 Code: SS407 8mm wide 2mm thick Size T1/2 U W1/2 £6.50 Code: SS408 8mm wide 2mm thick Size P1/2 R S £6.99 Code: SS252 6mm wide 2mm thick Size R1/2 U U1/2 X X1/2 £6.99 Code: SS326 3-4mm wide 1.5-2mm thick Size U W1/2 X