This app was mentioned in 6 comments, with an average of 1.17 upvotes
Launcher: Nova Launcher
Icon pack: https://play.google.com/store/apps/details?id=com.mobilegeek.naxosflatround
Clock widget: https://play.google.com/store/apps/details?id=com.dvtonder.chronus
Launcher: Nova Prime
Icon Pack: Naxos Flat Round
Wallpaper: http://drum.hr/wp-content/uploads/2015/04/fotkadana_22_4_2015.jpg
Widgets:
Wallpaper: http://wlppr.co/ Icon-pack: https://play.google.com/store/apps/details?id=com.mobilegeek.naxosflatround Theme: Pixelized from Galaxy Themes Store
Edit: Took a screenshot while the widget was refreshing. Looks cool.