"A diamond heist gone haywire launches gangster, bookies and a dog on a rollicking ride through the rugged world of bare-knuckle boxing in search of the missing stone"--Container.

John Mannering is tall, handsome and debonair. He is also an international art and antiques dealer working with British Intelligence tracking stolen treasures. In a world of danger, greed and intrigue, John is aided by the glamorous Cordelia Winfield. John must risk his life on espionage missions to recover priceless works of art and bring criminals to justice.