A heartless gambler snatched and pawned his girlfriend’s jewellery before fleecing her son’s £100 to feed his “chronic addiction”. Damon Coulson’s partner Lisa Matson began noticing trinkets, including family heirlooms, mysteriously disappearing from their Margate home for seven months. But fears and suspicions he was an opportunistic thief would finally be confirmed when £100 vanished from an envelope belonging to her son. When the 44-year-old’s actions were reported to police he was snared, quizzed, and admitted offloading the precious items to H&T Pawnbrokers in Margate High Street. It woul…