Crafted from 18 karat white and rose gold, this delicate diamond ring can be worn either as a wedding band, a stacker, or as subtle sparkle on its own. Set with an Argyle blue diamond and two pink Argyle diamonds totalling 0.075 carat in contrasting rose gold, and embellished with a further 14 white diamonds, the Trio Blue and Pink Diamond Wedding Ring is some serious premium sparkle.