The teenage defender is understood to have caught Pep Guardiola’s attention during last season’s Scottish Cup Final after impressing against Celtic and Scotland winger James Forrest - and the English champions could test the waters with a £1.5 million bid in January, The Sun claims.
The Capital club have a good working relationship with the Citizens, having taken defender Ashley Smith-Brown on loan during the first half of the 2017/18 campaign, while Japanese youngster Ryotaro Meshino is set to complete a similar deal later this week having joined City from Gamba Osaka in his homeland earlier this summer.
The 17-year-old would likely join City’s development squad rather than the first-team ranks with a view to eventually making the step up.
Hickey has made five appearances for Craig Levein's side since breaking into the first team last season. A versatile player, he is capable of operating at full-back or in midfield, and has been capped at Under-17 level for Scotland.