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Flatback Rhinestones – Black Diamond 12ss – LUX Austrian Crystal™
Bring understated elegance to your designs with 12ss LUX Flatback Rhinestones in Black Diamond. These smoky gray crystals add sophisticated sparkle, making them ideal for dance costumes, pageantry, nails, fashion, and DIY projects where subtle brilliance is key.
Why You’ll Love Them
- Color: Black Diamond – soft, smoky gray
- Size: 12ss (3.1 mm) – perfect for accents, outlines, and detailed coverage
- Flatback – non-hotfix, glue-on rhinestones
- 12-facet cut (9 main + 3 top) for radiant brilliance
- 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)
Shop our full selection of Black Diamond Flatback Crystals for more styles and sizes.
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 |
