Flowers By Diamonds Treasures is a luxury designer florist offering the finest flower delivery service in downtown Chicago. Our flower delivery service Chicago IL is open 24 hour a Day 7 Days week We make ordering flowers fun and easy! We Offer Floral Event Planning! design floral decor for events and occasions of all sizes. . For more for more information on our services feel free to give us a call,605 N. Michigan Ave # 418 Chicago IL 60611. When you need to order flowers for delivery or same day pick up Call (630)768-4418.