14 May Blog Blue-green diamond called the “world’s rarest” sells for record $17.3 million at auction May 14, 2026 By finzexpert.com 0 comments A 5.5-carat triangular-cut diamond billed as the largest fancy vivid blue-green diamond known ...Continue reading
25 Nov Blog Previously unseen Renoir painting of his son sells for over $2 million at auction November 25, 2025 By finzexpert.com 0 comments A previously unknown work by French impressionist painter Auguste Renoir of his toddler son Je...Continue reading