diatrekhon_aster_lonkhe
Spear-tip of the Star Traversing the Skies
The spear wielded by Achilles (fate), gifted to him by his father Peleus (who in turn received it as a gift from Chiron (fate)). He used it to kill Penthesilea (fate) during the Trojan War.
It didn't receive its design until the anime premiered, meaning he is also often portrayed with a generic spear.