Prices for the best untreated coloured gemstones have been exceptionally strong this year. Consigned for sale in New York on behalf of a client from Baltimore, this platinum, gold, fancy vivid yellow diamond and diamond ring with a central stone weighing 7.35 carats, sold for $281,000 (Hammer Price with Buyer’s Premium).

Estimate $200,000-300,000 
Sold: $281,000 (Hammer with Buyer’s Premium)