Diamond Cosmetics Amethyst & Diamonds
I've had this one for a few years, but it looks like it's still available for $2.75 on the Diamond Cosmetics website.
The above swatch is two coats and is perfectly smooth with one coat of Seche Vite.
From the Diamond Cosmetics site: FREE SHIPPING! 5pm Thursday December 16 through 5am Sunday December 19. ALL ORDERS WILL BE SHIPPED BY Tuesday December 21. Enter promo code HOLIDAY at checkout
I am going to order the fabulous holiday set above- such pretty colors!