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Gemology 101: Pink Diamonds (Why Have They Become So Rare?) - Yamron Jewelers
Why are pink diamonds so popular? From multimillion-dollar sales with Sotheby's Williamson Pink Star and Harry Winston's gem to Graff – one of the rare jewels is even named after Grace of
Pink Diamonds Buying Guide
Ultra-rare' pink diamond sells for $34.8 million at auction