Central florida knights ncaa slam dunk wall clock demonstrate your team spirit in your home or office with your favorite college logo. Our 12 inch slam dunk wall clocks feature a quartz accurate movement. Unlike plastic wall clocks, you experience superior visibility with our mineral glass crystal. The printed ring on the crystal displays the numbers. Demonstrate your team spirit in your home or office with your favorite college logo. Our 12 inch slam dunk wall clocks feature a quartz accurate movement. Unlike plastic wall clocks, you experience superior visibility with our mineral glass crystal. The printed ring on the crystal displays the numbers. 12-inch wall clock feature a battery-powered quartz-accurate movement mineral glass crystal interior side of the crystal clearly displays the numerals and hour markers.