Art deco simple 2.54ct old European transitional cut diamond 9.3mm, beautifully cut set in an eight claw coronet mount and minimal 4mm x 2mm baguette shoulders (0.10cts) Platinum head with 2.5mm 18ct white gold shank. English circa 1930. Certified K SI2. These hand cut old European transitional cut diamonds face up whiter and look much better than the laboratory reports.