Apart from buying diamonds from the game store for real money, one of the fastest ways I acquire diamonds in Royale High Campus 3 is by opening a chest spread throughout the maps. There are 30 different chests in the game. Some of these are easy to locate, while others require hours of exploration. So, if you are struggling to find chests in Royale High Campus 3, I have mentioned every location with proper instructions to reach them below.
All Chest Locations in Royale High Campus 3 - Roblox Guide
Chest Location 1
You can find this chest on the right side of the Magical Conservation Forest. Travel towards the right side of the map from the entrance area, and you will find the chest near a tree.
Chest Location 2
This chest is present inside a mud wall. Reach the glowing lake at the center of the Magical Conservation Forest. Now, use your Nature Element powers to remove the climber plants and travel inside the opening till you find a chest.
Chest Location 3
This chest is underwater near the entrance of the main campus. Fly to the red marker area on the image. After reaching there, dive inside the water to find this chest.
Chest Location 4
Chest number 4 is available for grabs on the top of the bell tower. Reach the top of the pillar and slide down a bit till you find yourself in the given position. Clip through this wall to find a chest on the other side.
Chest Location 5
You can locate this chest behind a code wall at the entrance of the front office door. Solve the code and open the chest behind it.
Related: Royale High Campus 3 Quests List
Chest Location 7
This chest is deep inside the caves of the waterfall. Fly to the top of the waterfall and dive inside the water to find a cave-like area. Keep swimming inside the cave till you find a chest.
Chest Location 8
The next chest on the list is available to open on the top of the marked spiral building. Use the fire element to melt the frozen particle and see the treasure box.
Chest Location 9
This chest is inside the VIP room, right behind the NPC at the front desk. Remember, you can only access this room if you are above level 1000.
Chest Location 10
This chest is inside the Counselor's Office. Obtain the Counselor's Office Sparkly Star and enter the room to find the chest inside the small vault locker beside his desk. You can reach the Counselor's Office if you travel towards the right side from the Front Office NPC.
Chest Location 11 & 12
There are two chests inside the Head Mistress' Office. Enter the premises when the Headmistress will see you now quest is active in your journal. Upon reaching the inside, you will find a portrait of a lady behind the Head Mistress's table. Click on the hand part of the image to open a secret door. Enter and parkour across the stones to find a chest at the end of the cave.
Near the first chest, there is a secret wall to the right of the chest. Clip through this wall to find the second chest. The Headmistress's office is adjacent to the Counselor's room.
Chest Location 13
The next chest is located in a secret place under the central part of the Locker Courtyard. Reach the small fountain-like structure in the middle part of the Locker area. Use the red marked bar to clip inside and fall. Here, you will find two jail-like gates. Swim through the left bars to find a chest at the bottom of the hole.
Chest Location 14
This chest is behind a Locker near the Class A102 inside Locker Courtyard. Enter your combination and open the locker. Clip through your locker to find a treasure box at the other end.
Chest Location 15
This chest is present at the end point of the Nature Obby. Complete the Nature Obby for the first time and then use the Nature Portal on top of the Magical Conservation Forest entrance to reach the end of the obby. Here, you will find a chest near a tree.
Chest Location 16
The final chest is present in the maze area of the Ice obby. After jumping down to the maze area, you will find an Ice wall at the starting point. Use your Fire Element to melt the ice and obtain the chest behind the wall.
Chest Location 17
This chest is inside the giant aquarium at the entrance of the Student's Dormitory. After entering, climb the staircase on the left and reach the top part of the aquarium. Enter through the sliding door and jump inside the water to find a chest at the center bottom.
Chest Location 18
This chest is inside the Relaxation Room of the Dorm's Bathing Quarters. The Relaxation Room next to the Ice Snacks and Drinks vending machine in the Bathing Quarters Lobby. After entering the room, you will find the chest on a ledge on the top right part of the map. Fly to the destination and open the chest.
Chest Location 19
The next chest is available after finishing the Laundromat race. Enter the Student's Laundry and dorm Cleaning room(Laundromat), present at the back end of the Bathing Quarters. Here, you will find several Laundry baskets. Hop on to a basket and finish the race to get the chest at the finish line.
Chest 20, 21 and 22
For the next three chests, you must get into the Vent tunnels. Open and jump inside the last Laundry Machine in the Student's Laundry and dorm Cleaning room, popularly called a Laundromat. Once you are in the vent, the first thing to do is to get the Flashlight object. Until then, you have to rely on the natural lighting of the area. After spawning, take the first left, followed by a right and another left immediately.
Keep moving forward until you find two left and right junctions next to each other. Move across it, and you will find a third junction with only the right opening. Instead of taking the third right exit, clip to the left to find a secret passage with a chest holding a flashlight at the end.
Once you get the flashlight, you can clip to the left of the chest to find another secret passage. Walk the course of the vent to get to the second chest at the end.
After picking up these two chests, come out of the secret passage into the primary vent passageway. Now, take the third right instead of clipping, and you will find the third chest at the end of the road.
Chest Location 23 & 24
This chest is also near the two junctions. Reset your character to go to the spawn point of the Vent System. Take the first left, right, and then a left. Reach the junction area with two corridors. We took the third right earlier for the previous chest. Instead, now take the second left. Keep moving forward and take another left at the end of the passage. At the end of the next tunnel, you will find smoke. Clip to the right of the smoke area to find a chest.
Come outside of the area and keep walking in the direction you came until the end. Here, you will find a first wall clip through it, and keep walking straight until you find another wall. Clip through this wall as well to find another chest.
Chest Location 25
For this chest, you must return to the chest at the end of the third exit corridor. After reaching that chest, you can clip to the right of that chest to find another one.
Chest Location 26 & 27
The next one on our list is the infamous Rainyday Classroom chest. To get this, you have to be inside the vent. Reach the vent by following the above procedure. Once inside the vent system, take the first left, followed by a right and another right immediately. Keep moving forward, and you will find a green-shaded area. Clip through this area to find a chest inside it.
After opening that chest, clip to the right to find a secret opening. Get into another brightly lit vent. Use the only white vent to emerge out of the Rainyday Classroom. Collect the chest near the tower. You can only get out of the vent if the class has started. So, note the timing before you start moving towards the vent tunnels.
Chest Location 28
The next chest is also present inside the vents area. Spawn at the starting point of the vents. Now, take the first right and then immediately take another right. Keep following the course path that will move in a zig-zag manner with several turns. At the end, you will find a white vent with a chest on the right side.
You can find this chest near right behind the lane of chest 28. Start from the Vent spawn area. Take the first right and turn at the second right in your current passageway. Go to the end of the vent and turn to the right to find a closed area with the wind coming out of it. Clip through it to find a chest.
Chest Location 30
The Chest number 30 is also present in the vicinity of Chest 29. Take the first right and keep moving until you find a white vent. Jump inside the vent to find a chest near the ladder.
For more on Roblox High Campus 3, check out How to Change Your Element in Royale High Campus 3 or Where to Find the Dorms in Royale High Campus 3? on Pro Game Guides.