An aquamarine and diamond ring

An aquamarine and diamond ring <BR> The claw-set rectangular aquamarine, <I>weighing approximately 19.00 carats</I>, with diamond graduated scroll shoulders, <I>circa 1930</I><BR> <I>Accompanied by report no. 0588/10 dated, 24th May, 2010, from the Rede IBGM De Laboratorios Gomologicos, Salvador, stating the stone to be natural aquamarine weighing 19.00 carats</I> <BR>