Here is the full list of all 17 Chime Sharp achievements worth 1,000 gamerscore.
Complete Strike Mode without Losing Coverage.
Get 100% Coverage.
Get exactly 99% Coverage.
Create 100 Perfect Quads.
Create a Very Large Quad with at least 100 Cells.
Create a Quad that is the Full Length of the Grid.
Complete Standard Mode without Losing any Fragments.
Complete Standard Mode with Only 3x3 Quads.
Create 10 Perfect Quads.
Got the Max Multiplier of 20.
Place 20 Pieces without forming a Quad.
Create 1000 Perfect Quads.
Complete All Songs and All Modes.
Finish Sharp mode in Under 10 Minutes.
Complete a Challenge Mode.
Get 500% Coverage.
Get 40% Coverage on Strike Mode.