The earring can be purchased with the following stones:
G, A, C, S, RM, LB = $5.50
P, I = $7.50
BT= $11.00

This necklace can be purchased with the following stones:
G, A, C, S, RM, LB = $15.00
P, I = $22.00
CZ = $18.00

The examples use the "LB" stone.