Guild Wars 2

Break down the Jewels into Gems: toughness, Crit dmg, Precision etc.

Allow us to build the stats that we want.

Combine 3 “Gems” into a Jewel, which can then make an “Orb”.

So we can have gear that has items like: Pwr / Tough / CritDmg.

No. It’s not possible to do so for a good reason.