Metal - 18ct Yellow Gold or PlatinumStone - Emerald-Cut Champagne Diamond, starting from 0.90ct - 1.00ct, 6.8 - 7.0 x 4.8 - 5.0mm, C1-C3/VSBand - 7.6 x 2.0mm (available in 3 different band options - Mirror, Location & Venetian)