9Gem
| Logo used since 2015 | |
| Type | Movies • sport • general entertainment | 
|---|---|
| Country | Australia | 
| Broadcast area | Sydney, Melbourne, Brisbane, Adelaide, Perth, Darwin, Northern NSW and Gold Coast, Regional QLD, Southern NSW/ACT, Broken Hill NSW, Griffith NSW, Regional VIC, Mildura VIC, Tasmania, Spencer Gulf SA, Eastern SA, Regional WA, Remote Central & Eastern | 
| Network | Nine Network | 
| Programming | |
| Language(s) | English | 
| Picture format | 1080i HDTV (downscaled to 16:9 576i for the SDTV feed) | 
| Ownership | |
| Owner | Nine Entertainment | 
| Sister channels | Channel 9 9HD 9Go! 9Life 9Rush Extra 9Go!HD | 
| History | |
| Launched | 26 September 2010 | 
| Replaced | 9HD (HD channel space; 2008–2010, later relaunched on 26 November 2015) Your Money (HD simulcast) | 
| Former names | GEM (2010–2015) | 
| Links | |
| Website | 9now.com.au | 
| Availability | |
| Terrestrial | |
| TCN Sydney (DVB-T) | 1058 @ 8 (191.5 MHz) | 
| GTV Melbourne (DVB-T) | 1073 @ 8 (191.5 MHz) | 
| QTQ Brisbane/Sunshine Coast (DVB-T) | 1029 @ 8 (191.5 MHz) | 
| NWS Adelaide (DVB-T) | 1105 @ 8 (191.5 MHz) | 
| STW Perth/Mandurah (DVB-T) | 1025 @ 8 (191.5 MHz) | 
| Freeview Nine-owned transmitters | 
 | 
| Freeview WIN Regional QLD, Southern NSW & ACT, Griffth NSW, Regional VIC, Mildura VIC/Sunraysia, Tasmania, Mount Gambier/Riverland, Remote/Regional WA (virtual) | Channel 81 | 
| SCA Spencer Gulf SA/Broken Hill NSW (virtual) | Channel 82 | 
| Imparja remote | Channel 90 | 
| Streaming media | |
| 9Now | |
9Gem is an Australian free-to-air digital television multichannel, launched by the Nine Network in September 2010. The channel provides general entertainment and movie programming, from which the original name "GEM" is derived.