Grand Lobby Gem Locations - Luigi's Mansion 3 Wiki Guide - IGN
Luigi's Mansion 3 ALL 1F Gem Locations - Grand Lobby Gems - YouTube
Grand Lobby - Super Mario Wiki, the Mario encyclopedia
Luigi's Mansion 3 Guide: Location of All Luigi's Mansion 3 Floor 3 Gems
Floor 1 blue gem help the gem won't pop out when I walk towards it : r/ LuigisMansion3
Please help! How do I get these gems? First is the blue diamond in the lobby, second is the yellow square in B1 stairwell. I can't figure out how to get then