AN IMPORTANT SAPPHIRE AND DIAMOND RING

AN IMPORTANT SAPPHIRE AND DIAMOND RING
Rectangular-cut sapphire of 42.45 carats, modified triangular brilliant-cut diamonds of 1.37 and 1.25 carats, platinum, ring size 8 ¾
SSEF, 2020, report no. 113773: 42.453 carats, Burma, no indications of heating
AGL, 2020, report no. 1108614: 42.45 carats, Classic Burma, no gemological evidence of heat or clarity enhancement, accompanied by an Appendix letter attesting to the quality and rarity of this sapphire
GIA, 2005, report no. 14341492: 1.37 carats, E color, SI1 clarity
GIA, 2005, report no. 14541479: 1.25 carats, E color, SI1 clarity