Designed as an oblong-shaped facetted imperial topaz weighing 82.98 carats, set within a yellow gold claw mount to a yellow gold trace-link chain. Accompanied by a certificate from the SSEF stating that the 82.99 carat natural Brazilian topaz showing no signs of treatment. Also accompanied by an original invoice for the stone dating from 1974 stating it is from the Brazilian Ouro Pretro mine.