How to Start Diamond Casino Heist in GTA 5 Online 2026

Master how to start the Diamond Casino Heist in GTA 5 with this updated 2026 guide for GTA Online. This high-stakes heist offers millions in payouts via stealth, big con, or aggressive approaches. Requires The Diamond Casino Heist DLC and proper setup.

From Lester's call to finale prep, follow our step-by-step to launch your crew efficiently. Tips for max loot included.

Prerequisites and Unlocks

Get ready first.

  • Own Arcade property ($1.2M+).
  • Complete Arcade setup missions.
  • Contact Lester via phone.
  • Reach heist eligibility (Rank 12+).

Step 1: Enter the Arcade Planning Room

Initiate planning.

  • Interact with planning board.
  • Choose crew members (fixer percentages).
  • Select approach: Silent & Sneaky, Big Con, Aggressive.

Step 2: Scope Out the Casino

Gather intel.

  • Drive to Diamond Casino.
  • Hack security camera as disguise.
  • Identify vault contents (cash, gold, diamonds).

Step 3: Buy Equipment and Prep

Upgrade for better odds.

  • Purchase duffel bags, guard control.
  • Hire driver, gunman, hacker.
  • Complete setup missions (6 total).

Step 4: Launch the Heist

Execute finale.

  • Start from planning room.
  • Follow approach-specific paths.
  • Maximize take by grabbing all loot.

Payout Tips and Repeat Runs

Optimize earnings.

  • Aim for diamonds (2.1M+ split).
  • Elite Challenge for bonus.
  • Cooldown: 2 hours solo.

Related Topics