I have spotted one 650c Bontrager select rear wheel (make just about any offer) and the following tires
1 Vittoria Diamante pro light $30 plus ship
2 Vittoria rubino pro II folding $15 each plus ship
2 Vittoria Open corsa evo CX $30 each plus ship
1 Continental 4000 $20 plus ship
13 Continental race 650 tubes 48mm stem $3 each plus ship
8 Forza 650 tubes with 60mm stem $2.50 each plus ship
I have not spotted any race wheels in 650c
1 Vittoria Diamante pro light $30 plus ship
2 Vittoria rubino pro II folding $15 each plus ship
2 Vittoria Open corsa evo CX $30 each plus ship
1 Continental 4000 $20 plus ship
13 Continental race 650 tubes 48mm stem $3 each plus ship
8 Forza 650 tubes with 60mm stem $2.50 each plus ship
I have not spotted any race wheels in 650c