Luigi's Mansion 2 Walkthrough & Guides Wiki

Luigi's Mansion 2 HD

Old Clockworks Gems and Missions Guide

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★ Mansion Guides | Interactive Maps | 100%
☆ Locations: Gems | Boos | Ghosts | Gold Bones
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Old Clockworks is the third mansion in Luigi's Mansion 2 HD (Dark Moon). See a map of Old Clockworks, a list of missions, Secret Door levels, as well as the locations of all collectible Boos and Gems found in this mansion!

Previous Mansion Current Mansion Next Mansion
Haunted Towers Old Clockworks Secret Mine
C-1 C-2 C-3 C-4 C-5 C-Boss C-Bonus

List of Contents

Old Clockworks Map

★ Press the icons on the right side to show collectibles and points of interest on the map.
★ Toggle the Full On icon to expand the map.


The Interactive Map both shows the location of key points on the map, and doubles as a collectible checker.

  1. Click an icon on the right side to show all the pins of a specific type, or click the magnifying glass button to search for a specific pin by name.
  2. Click a pin on the map to see its name and description, and a relevant picture or video if available.
  3. From here, click Mark as Acquired to indicate that you've gotten a collectible already. This will change its icon on the map to show that it has been collected, and add 1 to that pin type's Counter.
  4. To undo this, click on the same pin and click Restore to unclaimed.
  5. To check how many pins you have marked so far, check the Counter in the bottom left, and click the icon that looks like a checklist to see counters for all pin types.
  6. If the collected pins start to get in the way, you can hide them all by clicking the green Show Pins button on the left side.
Icon How to Use
Name Button.png Show Names
This button reveals the Name of every icon currently shown.
Show Pins Button.png Show Pins
This button will toggle between showing and hiding all the pins which you have already marked as acquired.
Full Button.png Fullscreen
This button will change the map display to fill the screen.
Search Button.png Search Mode Toggle
This button will display a searchbar which you can use to search for an individual pin by its name.
Icon Mode Button.png Icon Mode Toggle
In Search Mode, this button will toggle you back to Icon Mode, removing the search bar and displaying the icons again.
All Pins Button.png All Pins
This button is shown along with the Icons on the right when there are over 6 types of pins. Click it for a full selection of all available pin types.
Interactive Map Counter.png Counter
Tracks the number of pins you have of a certain type. The pin type shown is set to the page and currently cannot be changed; however, all pin type counters can be viewed by clicking the checklist icon on the right side.
Interactive Map View All Counters.png View All Counters
This icon is found on the right side of the Counter. When a map has more than one pin type, click this icon to see Counters for all pin types.
Diablo 4 - Zoom In Zoom Out Icons.png Zoom In / Zoom Out
This icon is found on the top left side of the map. You can press these buttons, or use your scroll wheel while hovering, to Zoom In and Out of the interactive map.

All Collectibles
Boo Locations Gem Locations

Old Clockworks Gems

✔️ Gem Image Mission Also Found In How to Find
LuigiCircle Ruby
Luigi
 C-1 A Timely Entrance C-1 to C-4, Bonus Room: Clockworks Court
In Clockworks Court, head towards the east side, use the Dark-Light Device to reveal a toolbox at the end of the rail, and open the toolbox to obtain the Circle Ruby.
LuigiTriangle Ruby
Luigi
 C-1 A Timely Entrance C-1 to C-4, Bonus Room: Warehouse
Enter the warehouse, use the Dark-Light Device to reveal a green barrel near the door on the north, place the barrel on the machine to unwrap its green wrap, and a Triangle Ruby will drop. The green barrel is on top of a box, on the right side of the door that leads to the Roundhouse.
LuigiRectangle Ruby
Luigi
 C-1 A Timely Entrance C-1 to C-4, Boss, Bonus Room: Clock Tower Gate
Upon entering the Clock Tower Gate, head towards the north side by the broken window, use the Dark-Light Device to reveal a toolbox, and open it to obtain a Rectangle Ruby.
LuigiFootball Ruby
Luigi
 C-2 Underground Expedition C-2 to C-4, Bonus Room: Storm Cellar
Head down to the Storm Cellar, defeat all the enemies, suck up the sheet that is covering the painting on the southwest corner, use the Dark-Light Device on the painting above the bed, and a Football Ruby will drop.
LuigiDrop Ruby
Luigi
 C-2 Underground Expedition C-2 to C-4, Bonus Room: Canyon Stairs
Head to the Canyon Stairs, go up the platform on the east, and use the Poltergust to suck the Drop Ruby that is stuck up on the east wall.
LuigiStone Ruby
Luigi
 C-2 Underground Expedition C-2, Bonus Room: Quarry
Head down to the lower floor of the Quarry, pull the cart to reveal a hidden cave behind, and use the Poltergust to suck the Stone Ruby that is stuck on the ceiling.
LuigiRhombus Ruby
Luigi
 C-3 Roundhouse Brawl C-3 Room: Clockmaker's Chamber
Head up to the Clockmaker's Chambers, suck the carpet in the middle, use the Poltergust to blow some air until the clock on the wall reaches 9:00, and defeat the enemy holding the Rhombus Ruby to obtain the gem.
LuigiStar Ruby
Luigi
 C-3 Roundhouse Brawl C-3 to C-4, Bonus Room: Roundhouse
After the cutscene, upon entering the Roundhouse, go across the railings on the left side to get to the north side. Then, go across the railings on the right side to get to the south side, head towards the south east, and open the toolbox at the very end of the balcony to obtain the Star Ruby.
LuigiOctagon Ruby
Luigi
 C-3 Roundhouse Brawl C-3 to C-4, Bonus Room: Roundhouse
Head down to the lower floor of the Roundhouse, go down a couple of stairs, then head west and use the Poltergust to suck the Octagon Ruby stuck up on the north wall.
LuigiOval Ruby
Luigi
 C-5 Piece at Last C-5 Room: Gear Chamber
Head down to the lower floors of the Gear Chamber, defeat all the beetles coming out of the hole on the north wall, use the Dark-Light Device to reveal a hidden wooden plank, go through the hidden room in the hole on the north wall, and finish the time challenge. Open the chest to obtain the Oval Ruby.
LuigiSpindle Ruby
Luigi
 C-5 Piece at Last C-5, Bonus Room: Maintenance Hub
Head to the Maintenance Hub, use the strobulb to swing across to the left side, head down the lower floor, use the Dark-Light Device to reveal a toolbox in the middle beneath the big gear, and open it to obtain the Spindle Ruby.
LuigiCoffin Ruby
Luigi
 C-5 Piece at Last C-5 Room: Service Elevator
Once you found the missing Toad, head back to the Sevice Elevator, pull the sheet covering the big mirror in the east, aim and shoot the Toad towards the gem opposite the mirror, and the Toad will grab the Coffin Ruby for you.
LuigiMushroom Ruby
Luigi
 Showtime Boss, Bonus Room: Movements
Head into Movements, go to the window in the west, and use the Poltergust to suck the Mushroom Ruby just outside the window.

Gem Locations: How to Find All Gems

Old Clockworks Boos

✔️ Mission Boo Name HP How to Find
C-1 A Timely Entrance
Luigi
ComBooter 		30 Room: Warehouse
Enter the warehouse, grab the red barrel on the east side of the room, and pull its red wrap by placing it on the machine by the entrance.
C-2 Underground Expedition
Luigi
Bootine 		30 Room: Quarry
Enter the quarry, and after filling the room with sand, use the Dark-Light Device to reveal a wooden bridge on the path that leads to the door on the upper side. Suck up all the spirit balls to reveal the Boo.
C-3 Roundhouse Brawl
Luigi
Boodunkulous 		30 Room: Kiln Room
Enter the kiln room and defeat all the enemies inside. Then, the Boo will appear afterwards.
C-4 Play Catch
Luigi
JamBoolaya 		30 Room: Clock Tower Gate
Enter the clock tower gate and use the Dark-Light Device on the right side of the big clock, where a lantern originally was. Suck up all the spirit balls to reveal the Boo.
C-5 Piece at Last
Luigi
Boony Raboot 		30 Room: Crank Room
Enter the crank room, follow the path on the south side, pull down the sheet covering the hidden area at the end of the path, and use the Dark-Light Device in the southwest cover of the hidden area where a toolbox originally was. Suck up all the spirit balls to reveal the Boo.

All Boo Locations: Where to Find All Boos

Old Clockworks Secret Door Bonus Levels

Mission Location How to Beat Rewards
C-2 Underground Expedition
Canyon Narrows
C-2 Underground Expedition HTB
Catch the Gold Greenies and collect all the treasure within the time limit.		 Treasure
C-3 Roundhouse Brawl
Finishing Room
C-3 Roundhouse Brawl HTB
Collect all the red coins within the time limit.		 Treasure
C-5 Piece at Last
Gear Chamber
C-5 Piece at Last HTB
Collect all the red coins within the time limit.		 Oval RubyOval Ruby

All Secret Door Locations and Rewards

Old Clockworks Missions

Old Clockworks Missions
C-1 C-2 C-3
C-4 C-5 Boss
Bonus Mission

C-1 A Timely Entrance

C-1 A Timely Entrance
Goal The Parascope has located a Dark Moon piece at the top of the Clock Tower. Use the elevator behind the Clock Tower Gate to get there. The Clock Tower Gate is missing some parts! The ghosts that took the parts have been located, but you'll need a special compass to reach them. Search the Drafting Room for it!
Boo Location Warehouse
Obtainable Gems ・Circle Ruby
・Triangle Ruby
・Rectangle Ruby

C-1 A Timely Entrance Walkthrough

C-2 Underground Expedition

C-2 Underground Expedition
Goal Explore the underground section of the Old Clockworks, and retrieve the clock hands taken by the ghosts.
Boo Location Quarry
Obtainable Gems ・Football Ruby
・Drop Ruby
・Stone Ruby

C-2 Underground Expedition Walkthrough

C-3 Roundhouse Brawl

C-3 Roundhouse Brawl
Goal E. Gadd has located the Ancient Poltergeist in the Roundhouse. Make your way there, and recover the clock hands that he took.
Boo Location Kiln Room
Obtainable Gems ・Rhombus Ruby
・Star Ruby
・Octagon Ruby

C-3 Roundhouse Brawl Walkthrough

C-4 Play Catch

C-4 Play Catch
Goal A ghostly dog took the hour hand and vanished into the Warehouse. Catch up to the dog before the ghosts do!
Boo Location Clock Tower Gate

C-4 Play Catch Walkthrough

C-5 Piece at Last

C-5 Piece at Last
Goal A ghost has made off with the rotor, the last piece needed to open the Clock Tower Gate. Follow him and take it back! The rotor was taken into the Storage Room, which is locked. Look for E. Gadd's Toad assistant, and see if he can help.
Boo Location Crank Room
Obtainable Gems ・Oval Ruby
・Spindle Ruby
・Coffin Ruby

C-5 Piece at Last Walkthrough

Showtime

Showtime
Goal Open the Clock Tower Gate, and get to the top of the Clock Tower. Then find and retrieve the Dark Moon piece.
Obtainable Gems ・Mushroom Ruby

Showtime Walkthrough

Outlandish Interruption

Outlandish Interruption
Goal Ghosts are back in the Old Clockworks! Capture all the ghosts as soon as possible.

Outlandish Interruption Walkthrough

Luigi's Mansion 2 HD Related Guides

Luigi

All Mansions and Stages

All Mission Guides

Gloomy Manor
A-1 A-2 A-3
A-4 A-5 Boss
Bonus Mission
Haunted Towers
B-1 B-2 B-3
B-4 B-5 Boss
Bonus Mission
Old Clockworks
C-1 C-2 C-3
C-4 C-5 Boss
Bonus Mission
Secret Mine
D-1 D-2 D-3
Boss Bonus
Treacherous Mansion
E-1 E-2 E-3
E-4 E-5 Boss
Bonus Mission
King Boo's Illusion
A Nightmare to Remember

Post-Game

Post-Game Guide
ScareScraper Guide Ending and Post-Game Content 100% Checklist

ScareScraper Records Board

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