Lost Necklace near 15th Avenue (near Beau Jo's), Idaho Springs, Colorado, United States

Lost a Mother's Day necklace. A reference image shows a silver/white-gold EKG heartbeat line pendant featuring a small rose gold heart at the end. It was likely lost by the sidewalk while getting out of a silver Chevrolet Cruze parked in the front spot on 15th Avenue, just before entering the back parking lot near Beau Jo's.