Higher level enemies would drop 1 of 4 color beads.(probably red, green, yellow, blue)_
they would be combined with one string/thread 4 beads 1 string into a necklace by the weaver. Depending what color of beads are on it you would get different buffs.
The crafting UI would look something like this with the arrows picking the color of the bead
^ ^ ^ ^----------^
☐☐☐☐ Craft #
⌄ ⌄ ⌄ ⌄_____ ⌄
you can use whatever patterns you want but these would be examples
red green green red: More damage
green yellow green yellow: More movement speed
red red blue blue: More health
There would need to be a necklace slot added to equip these.