From a Private Collection
126
Paraiba Tourmaline and Diamond Ring
Set with a cushion-shaped Paraiba-type tourmaline weighing 16.32 carats, between shield-cut diamond shoulders, mounted in 18k white gold, size 6.
Accompanied by AGL report no. 1125902, stating that the natural tourmaline Paraiba-Type weighing 16.32 carats is of Mozambique origin, with minor to moderate clarity enhancement.
'Paraiba-Type is a term/color variety applied by the AGL to the copper-bearing variety of elbaite tourmaline, which was first discovered in the Paraiba state of Brazil, but may have originated from a different source.'
Estimate
$90,000 - 150,000