Limited Edition of 1000 Pieces. Ball Watch Company Roadmaster Rescue Chronograph Limited Edition DC3030C-S1-WH. Whether by air, land or sea, every rescue mission is unique. But there’s one common truth: timing is everything. A purpose-built tool for critical search and rescue situations, the new Roadmaster Rescue Chronograph delivers extreme accuracy, easy readability and high functionality. Engineered with a patented pusher locking system, the chronograph function works in unison with the pulsometer scale to measure heart rate, while two illuminated sub-dial counters track elapsed time. And for countdowns at all hours, the ceramic diving bezel features a bold micro gas tube inset. Vital functionality and versatile form that’s ready to venture wherever necessary.