If you take the Crystalized but you add an adorable Diamond to the band, you get the Crystalized End w/ DIA
Material: solid 14k gold
Gemstone: 3D Faceted Marquise, Citrine; Round Faceted Diamond
Connection Style: push-pin
Fits any threadless post. If you buy it with a post in the options, the post is an 18g 1/4". That's the most common size for a healed ear piercing.
Want to be specific with your post size? Buy your perfect size here.