Pocket watches are all well and good, but they have some caveats. They either need regular rewinding, or they need batteries. Sundials on the other hand need only the light from our One True Sun. [… ...

Image caption, The silver plated Swiss watch was given to the owner's grandfather by Gandhi in 1944 "as a thank-you for his devotion" A "worn and broken" pocket watch once owned by Mahatma Gandhi ...

A "worn and broken" pocket watch once owned by Mahatma Gandhi has sold at auction for £12,000. The silver plated Swiss watch was given to the owner's grandfather by Gandhi in 1944 "as a thank-you ...

A "worn and broken" pocket watch once owned by Mahatma Gandhi has sold at auction for £12,000. The silver plated Swiss watch was given to the owner's grandfather by Gandhi in 1944 "as a thank-you ...