I SUPPOSE THE KAMPILLIAN USED BY LAPU LAPU TO KILL MAGELLAN,

WITH GOOD AUTHENTIC PROVENANCE ALONG WITH OTHER TROPHYS FROM THE VICTORY BOUGHT FROM THE DESENDENTS OF LAPU LAPU WOULD BE A HOLY GRAIL OF SORTS.
HIGH END EXAMPLES FROM CATOS BOOK WOULD ALSO QUALIFY.
AUTHENTIC PROVENANCE IS MORE RARE THAN THE WEAPONS WE COLLECT SO ANY WEAPON WITH INFO AND THE MORE ACURATE INFO THERE IS THE BETTER.
QUALITY, PRICE, MATERIALS USED TO MAKE IT ,IF IT CAN BE ASSIGNED TO A FAMOUS MAKER OF WEAPONS OR TO A PERSON OF NOTE SUCH AS ROYALTY ALL PLAY A PART
ON A INDIVIDUAL LEVEL IT MAY BE THE THING WE ARE MOST FOND OF.
PERHAPS BECAUSE OF HOW AND WHERE WE FOUND IT OR IF IT IS OUR FIRST OR A GIFT FROM SOMEONE WE CARE ABOUT OR SOMETHING WE SEARCHED FOR FOR 50 YEARS AND FINALLY GOT.