Jan 8 (Reuters) - Italian luxury group Brunello Cucinelli says:
* 2017 PRELIMINARY REVENUES AT 503.6 MILLION EUROS VERSUS THOMSON REUTERS ESTIMATE OF 502 MILLION EUROS
* 2017 LIKE-FOR-LIKE SALES UP 4.4 PERCENT
* EXPECTS DOUBLE-DIGIT GROWTH IN 2018 SALES, PROFITS Source text for Eikon: Further company coverage: (Reporting by Milan newsroom)