<Tr> <Th> Type </Th> <Td> Smartwatch </Td> </Tr> <Tr> <Th> Release date </Th> <Td> Original: April 24, 2015; 2 years ago (2015 - 04 - 24) Series 1 and Series 2: September 16, 2016; 14 months ago (2016 - 09 - 16) Series 3: September 22, 2017; 2 months ago (2017 - 09 - 22) </Td> </Tr> <Tr> <Th> Introductory price </Th> <Td> <P> Watch Sport 38 mm: US $349 42 mm: US $399 Watch 38 mm: US $399--US $999 42 mm: US $449--US $1,049 </P> Watch Edition 38 mm & 42 mm: US $1,299 </Td> </Tr> <P> Watch Sport 38 mm: US $349 42 mm: US $399 Watch 38 mm: US $399--US $999 42 mm: US $449--US $1,049 </P>

When did the apple watch sport come out