More to explore:
Paolo Costagli, a 18 karat yellow gold, rubellite and yellow diamonds ring
Blue Sapphire and Yellow Diamond Ring
Paolo Costagli Pink Tourmaline & Yellow Diamond Ring - Love the contrast of the fabulously-bright pink against the radiant yellow diamond surround...wish she were all mine!
morganite & diamond ring, Paolo Costagli
Hot Pick of the Day: Huge Diamond Ring featuring 18ct Emerald Cut Centerstone! « J.R.Dunn's Jewelry Blog
18 carat diamond ring ! OMG, that is to die for !!! Sigh!!