The Trace Black & Blue Floral Dinner Jacket by REmbrandt sounds like a stylish and sophisticated choice for a black-tie event. With its blend of 53% wool and 47% polyester, it should offer a good balance of comfort, durability, and a polished appearance.

The floral pattern can add a modern and distinctive touch to a classic black-tie look, making it a great option if you're looking to stand out while still adhering to the formal dress code. Just make sure to pair it with appropriate black-tie essentials like a black bow tie, black trousers, and formal dress shoes to maintain the overall elegance of the ensemble.