Four genuine Casio G-Shock watch band screws for the following models:

GS-1000BJ     GS-1000D

GS-1000J     GS-1001

GS-1001D     GS-1010

GS-1010D     GS-1050

GS-1050B     GS-1100

GS-1100B     GS-1100D

GS-1150     GS-1300

GS-1300M     GS-1400

GS-1400B     GS-300

  GS-300BW     GS-300C     

Note: The picture of the GS-1050B watch is for reference only.