Earn a $300 Bonus with a new Diamond Secure Account
Get a little extra in your account to help it grow! Use PROMO CODE 300.
Open In MinutesMore Than Just a Checking Account
There's plenty that comes with a Diamond Secure Checking Account, including a VISA Debit Card, free online and mobile banking, electronic statements and no minimum balance. Plus, pay family and friends with Zelle, use free online bill pay or transfer funds using TransferNow.


Identity Theft Monitoring and Resolution
Not only will IDProtect monitor over 1,000 databases and public records to track suspicious activity, but an IDProtect fraud resolution specialist will help you every step of the way should you become a victim of identity theft.
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Extensive Cell Phone Protection
In the event your cell phone is stolen or damaged, you're eligible for up to $300 in reimbursement costs. Coverage requires a $50 deductible with a maximum of two claims per year.
Get The DetailsStart Your Application With Confidence
Thank you for considering Bank of Colorado! The information below is designed to prepare you for a smooth and efficient application process, ensuring you have everything you need to complete your application quickly and effortlessly.
Complete Your Application In 5 Minutes
- Tell us about yourself
- Customize your account preferences
- Complete your initial deposit
What You'll Need To Apply
- Name, Address, Phone and Social Security Number or ITIN
- PROMO CODE 300
- Valid ID (driver's license, state ID, passport)
- $100 minimum opening deposit from a card or bank account
Open In Minutes
Offer for new bank customers only. All checking accounts have a $100 minimum opening deposit. All accounts include free eStatements, additional fee applies for paper statements. This account has a $5 service charge per statement cycle. $300 bonus will be deposited 90 days after account opening if direct deposit has been set up. Offer valid at all Bank of Colorado locations through January 31, 2026.