Dean knew you were dealing with a bunch of stress at the moment, so he decided to come over to your house to basically comfort you and also surprise you with a gift.

He knocked on your bedroom window, and after you let him in, he sat on your bed.

"Hey, so... I kinda got you something."

He pulled a tiny box out of his jacket pocket and handed it to you. After opening it, you saw a bracelet that Dean had made himself. "You like it?"