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Bet365 bonus code DIMERS unlocks $365 bonus for NCAA Tournament First Round!
Updated: | First published:
Written by Dave Garofolo, Content Producer
Reviewed by Mac Douglass
As of Thursday, March 19, 2026, Bet365’s massive new welcome offer is officially live for the start of the First Round. New users can leverage the exclusive bonus code DIMERS to unlock the enhanced Bet $10, Get $365 in Bonus Bets promotion, plus 50 Spins, guaranteed win or lose.
The main bracket action officially tips off today with a non-stop slate of high-stakes First Round matchups. All eyes are on the hardwood for a loaded schedule featuring Duke taking on Siena and North Carolina facing VCU. Whether you are backing the favorite Blue Devils at -28.5 or taking the Tar Heels at -150 on the moneyline, the code DIMERS ensures you receive your $365 bonus plus 50 Spins regardless of the final score.
Bet365 First Round Offer Details (Code: DIMERS)
Bet365 Bonus Code: DIMERS
Tournament Offer: Bet $10, Get $365 + 50 Spins
Minimum Deposit: $10
Qualifying Bet: Place a $10+ wager on any CBB game today
Eligibility: New users physically located in legal states
Result: Bonus paid win or lose
Today’s Featured First Round Matchups
Current Odds (via Bet365):
Siena vs. Duke (2:50 PM ET)
Spread: Duke -28.5 / Siena +28.5
Moneyline: Duke -40000 / Siena +2200
Total: O/U 137.0VCU vs. North Carolina (6:50 PM ET)
Spread: UNC -2.5 / VCU +2.5
Moneyline: UNC -150 / VCU +120
Total: O/U 150.5Texas vs. BYU (7:25 PM ET)
Spread: BYU -2.5 / Texas +2.5
Moneyline: BYU -140 / Texas +115
Total: O/U 158.0Pennsylvania vs. Illinois (9:25 PM ET)
Spread: Illinois -25.5 / Pennsylvania +25.5
Moneyline: Illinois -8000 / Pennsylvania +1500
Total: O/U 152.0
How to Claim Your $365 for the First Round
Bet365 has boosted its welcome bonus to coincide with the busiest betting day of the year:
Sign Up: Register using bonus code DIMERS.
Deposit & Claim: Deposit at least $10 and claim the 50 Spins immediately.
Wager: Place a $10 qualifying bet on any First Round game today.
Bonus: Receive $365 in Bonus Bets once your bet settles, win or lose.
Conclusion: Start the Big Dance with $365!
The updated Bet365 bonus code DIMERS provides the ultimate entry point for the opening day of the main tournament. By offering a massive $365 bonus plus 50 Spins, Bet365 is the premier destination for college basketball fans. Whether you are backing the heavy favorites or looking for the next historic upset, signing up today ensures you kick off the first round with a major bankroll boost.
Sign up today with the Bet365 bonus code DIMERS and secure your $365 guaranteed bonus for the First Round!
This Referral Code is used for marketing/tracking purposes only. GAMBLING PROBLEM? Call 1-800-GAMBLER. 21+ only. T&Cs Apply. Bonus Bets expire 7 days after addition.
To give you the most accurate and helpful information, this article has been reviewed and edited by Mac Douglass through our fact-checking process.
Dave Garofolo uses sophisticated AI-driven analytics to make predictions and evaluate player performances in the NBA, MLB, NFL, NHL, NCAAM, and PGA TOUR tournaments, crafting insightful game and prop previews.
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