Flatback Rhinestones – Black Diamond AB 20ss – LUX Austrian Crystal™
Bring elegant shimmer to your designs with 20ss LUX Flatback Rhinestones in Black Diamond AB. These smoky gray crystals feature a dazzling Aurora Borealis coating, reflecting rainbow hues while keeping their refined depth—making them the most popular choice for dance costumes, pageantry, nails, fashion, and DIY projects.
Why You’ll Love Them
- Color: Black Diamond AB – smoky gray with iridescent AB rainbow shimmer
- Size: 20ss (4.6 mm) – the most popular size for dance and costume use
- Flatback – non-hotfix, glue-on rhinestones
- 12-facet cut (9 main + 3 top) for maximum sparkle
- Crafted in either the Tyrolean Alps of Austria or the Crystal Valley of Northern Bohemia
- Meets EU quality and ecological certification standards
Packaging Options
Best Value: 10 Gross Pack (1,440 pieces)
Also Available: 1 Gross Pack (144 pieces)
What is Shimmer AB?
Shimmer AB is Preciosa’s delicate and radiant take on the classic Aurora Borealis coating. Unlike traditional AB, this lighter version allows the crystal’s base color to remain visible, while still delivering that dreamy, multi-color shimmer that dances in the light.
Shop our full range of Black Diamond AB LUX Flatback Crystals for more sizes and styles.
Crystal Size Reference Guide
Stone Size (ss) | Size (mm) | Common Name | Best Use |
---|---|---|---|
5ss – 7ss | 1.8 mm – 2.2 mm | Extra Small | Fine detail, nail art |
9ss – 12ss | 2.5 mm – 3.1 mm | Small | Outlines, accents |
16ss | 3.9 mm | Mid-Sized | General coverage |
20ss | 4.6 mm | Most Popular | Dance and costume use |
30ss | 6.4 mm | Large | Bold accents |
34ss | 7.2 mm | Extra Large | Statement pieces |
40ss | 8.5 mm | Oversized | Maximum sparkle and drama |