Here is Singapore Cafes Guide take on good cafes in the western part of Singapore.
Where is the line between West and Central -is Tiong Bahru and Redhill consider west or central?
Holland Village/Buona Vista
Envy Coffee @ 1 Fusionopolis Link, 01-04, Nexus@One-North
Jimmy Monkey @ 9 one-north gateway, 01-51 one-north residences
Bucktile St. Cafe @ 104 Faber Drive
East Manhattan Bakery @ 19 Lorong Kilat 01-03
Revelry @ 21 Lorong Kilat 01-02
Lynn's Cakes & Coffee @ 11 Eng Kong Terrace