Vintage Cushion Cut Simulated Canary CZ Ring If you love vintage rings and simulated canary diamonds then this Simulated ring with clear triangle side stones is the perfect substitute. It features a center stone measuring 2.5 carats with a Gold Tone-plated 4-prong setting and clear, .125 carat side stones with 3-prong settings. This yellow CZ ring is made from rhodium electroplated silvertone and the band measures approximately 1 mm. T he entire ring weighs 3.2 grams.