G-Shock released FROGMAN 2000 in 2000 and 2001. There are 2 model under this theme, where the first one Frogman DW-8200F-4JR was made available in July 2000. The second model Frogman DW-8200NT2-4JR was released in March 2001.
The photo below is Frogman DW-8200F-4JR.
At the backcase of Frogman DW-8200F-4JR you can clearly see engraved “2000” to differentiate this model to others.
The beautiful RED.
You can see “2000” in the backlight as well.