within a shaped lozenge frame of calibre cut sapphires, the bevelled edge border set with single cut diamonds, scroll pierced gallery, mounted in platinum, indistinct serial number possibly P753, accompanied by PDF of GIA report no. 2486533802 with medium fluorescence Width of cluster at centre 11mm
Diamond 7.47 - 7.61 x 4.98mm Weight: 6g
19th century cushion cut diamond cluster ring, c.1880, of rounded outline and centred by a principal square-cushion cut diamond of approximately 5.55ct,