Oct 16 (Reuters) - Sierra Metals Inc SMT.TO
* Sierra Metals Inc- Q3 silver equivalent production of 2.7 million ounces; an 8% decrease from Q3 2016
* Sierra Metals Inc - qtrly consolidated metal production decreased 8 percent compared to Q3 2016
* Sierra Metals Inc- Q3 copper equivalent production of 23.5 million pounds; an 8% decrease from Q3 2016
* Sierra Metals Inc- annual production levels may be closer to lower end of 2017 guidance range provided