Diva Boutique has some amazing pieces of jewelry that let you indulge without cutting in to more than your Starbucks budget! Some of my favorites include:
Acrylic Tear Drop and Crossed Metal Deco Earring for $4.99:

 
Metal Wrapped Hoop Earring for $6:

 
Metal Mesh Traperzoid Earring for $5.99:

 
Shinny Metal Mesh Deco Hinge Bangle for $6.99:

 
Triple Stretch Bracelet Printed Hope Love Faith for $4:

 

Roman Number Design Metal Cuff Bangle for $6.99:

 
And the Crystal Pastel Tone Ring available in BLUE, ORANGE & GREEN for $9.99: