Amethyst Astral Opal™ Rondelle Beads | The Opal Dealer
Aurora Astral Opal™ Rondelle Beads | The Opal Dealer
Black Ember Nebula Opal™ Rondelle Beads | The Opal Dealer
Black Emerald Astral Opal™ Rondelle Beads | The Opal Dealer
Black Fire Astral Opal™ Rondelle Beads | The Opal Dealer
Black Rainbow Nebula Opal™ Rondelle Beads | The Opal Dealer
Blizzard Blue Astral Opal™ Rondelle Beads | The Opal Dealer
Blue Haze Nebula Opal™ Rondelle Beads | The Opal Dealer
Bubblegum Astral Opal™ Rondelle Beads | The Opal Dealer
Cherry Blossom Astral Opal™ Rondelle Beads | The Opal Dealer
Cheshire Astral Opal™ Rondelle Beads | The Opal Dealer
Cotton Candy Astral Opal™ Rondelle Beads | The Opal Dealer
Crimson Fire Astral Opal™ Rondelle Beads | The Opal Dealer
Crystal Blue Nebula Opal™ Rondelle Beads | The Opal Dealer
Dragon's Egg Astral Opal™ Rondelle Beads | The Opal Dealer
Golden Pineapple Astral Opal™ Rondelle Beads | The Opal Dealer
Hibiscus Astral Opal™ Rondelle Beads | The Opal Dealer
Jade Astral Opal™ Rondelle Beads | The Opal Dealer
Key Lime Astral Opal™ Rondelle Beads | The Opal Dealer
Lava Astral Opal™ Rondelle Beads | The Opal Dealer
Lilac Galaxy Nebula Opal™ Rondelle Beads | The Opal Dealer
Moonstone Astral Opal™ Rondelle Beads | The Opal Dealer
Nectar Astral Opal™ Rondelle Beads | The Opal Dealer
Nuclear Green Astral Opal™ Rondelle Beads | The Opal Dealer
Ocean Blue Nebula Opal™ Rondelle Beads | The Opal Dealer
Orchid Astral Opal™ Rondelle Beads | The Opal Dealer
Pacific Sapphire Astral Opal™ Rondelle Beads | The Opal Dealer
Peach Fuzz Astral Opal™ Rondelle Beads | The Opal Dealer
Pearl Pink Nebula Opal™ Rondelle Beads | The Opal Dealer
Pearl White Astral Opal™ Rondelle Beads | The Opal Dealer
Pharaoh's Gold Astral Opal™ Rondelle Beads | The Opal Dealer
Ruby Red Astral Opal™ Rondelle Beads | The Opal Dealer
Sleepy Lavender Astral Opal™ Rondelle Beads | The Opal Dealer
Taffy Yellow Astral Opal™ Rondelle Beads | The Opal Dealer
Teal Rainbow Nebula Opal™ Rondelle Beads | The Opal Dealer
Turquoise Astral Opal™ Rondelle Beads | The Opal Dealer
Twilight Nebula Opal™ Rondelle Beads | The Opal Dealer
Ultra Violet Astral Opal™ Rondelle Beads | The Opal Dealer
Unicorn Purple Astral Opal™ Rondelle Beads | The Opal Dealer
White Rainbow Nebula Opal™ Rondelle Beads | The Opal Dealer

Opal Rondelle Beads

Color: Amethyst

Color: Amethyst
Amethyst
Aurora
Black Ember
Black Emerald
Black Fire
Black Rainbow
Blizzard Blue
Blue Haze
Bubblegum
Cherry Blossom
Cheshire
Cotton Candy
Crimson Fire
Crystal Blue
Dragon's Egg
Golden Pineapple
Hibiscus
Jade
Key Lime
Lava Rock
Lilac Galaxy
Moonstone
Nectar
Nuclear Green
Ocean Blue
Orchid
Pacific Sapphire
Peach Fuzz
Pearl Pink
Pearl White
Pharaoh's Gold
Ruby Red
Sleepy Lavender
Taffy Yellow
Teal Rainbow
Turquoise Ocean
Twilight
Ultra Violet
Unicorn Purple
White Rainbow

Bead Size: 6mm x 4mm

6mm x 4mm
8mm x 5mm
  • Astral Opal™ rondelle beads for jewelry making
  • 80% silica, 20% polymer
  • High durability formulation for daily wear
  • Stable and consistent for production jewelry

WHAT TO EXPECT WHEN SHOPPING AT THE OPAL DEALER

Available Opal Rondelle Colors

TECHNICAL OVERVIEW
Bead Shape Rondelle
Sold by Individual Bead
Hole Size 2mm Full Drill
Pattern Columnar / Pinfire
Primary Color Purple
Play-of-Color Rainbow / Multi-Color
Material Type Lab-Grown
Hardness 4 (Mohs)
Material Synthetic Astral Opal™
Composition 80% Silica / 20% Polymer
Heat Resistance Up to 130°C

SIZE GUIDE & APPLICATION

Size comparison: 6x4mm and 8x5mm rondelle beads next to a inch ruler
(Pictured: Opal Rondelle Beads 6mm x 4mm and 8mm x 5mm lined up for scale next to inch ruler)
Size Visual Impact Best Use
6mm x 4mm Textured accent Spacers, framing focal stones, delicate chains
8mm x 5mm Bold framing Chunky bracelets, prominent nested designs

Beads are measured across widest point. Slight tolerance may occur due to polishing.

Choose the Right Opal for Your Project

Feature Astral Opal™
(Synthetic)
Nebula Opal™
(Imitation)
Natural Opal
(Mined)
Composition 80% Silica
20% Polymer
80% Polymer
20% Silica
Hydrated Silica
(Contains Water)
Pattern Type Directional
(Columnar / Striped)
Non-Directional
(Swirl / Marbled)
Random
(Pinfire / Flash)
Consistency High
(Repeatable Fire)
High
(Repeatable Look)
Variable
(Piece-to-piece Variance)
Cost & Availability Excellent Value
(Reliable Supply)
Best Value
(Reliable Supply)
High Cost
(Limited & Inconsistent)
Hardness (Mohs) 4
More Durable
2
Softer
5.5 - 6.5
Hard but Brittle
Heat Resistance Up to 130°C
(No Direct Flame)
Up to 130°C
(No Direct Flame)
Sensitive
(Thermal Shock Risk)
Stability High
(No dehydration)
High
(No dehydration)
Variable
(Crazing risk over time)

Selection Guide: Choose Nebula Opal™ for unique flow patterns. Choose Astral Opal™ for traditional directional fire. Both offer consistent supply and lower risk for everyday jewelry work compared to natural opal.

FREQUENTLY ASKED QUESTIONS

Do rondelle beads sit flatter than round beads?

Yes. The donut shape creates a lower profile and smoother wrist feel, especially in stretch bracelets.

Are rondelles better for spacers?

Yes. Their flat profile makes them ideal between round beads or gemstone accents. They also have larger hole sizes to hide the knot.

Are the beads uniform in size?

Yes. Beads are precision cut and polished for consistent sizing. Minor tolerance (±0.1mm typical) can occur due to polishing, but they are manufactured for repeatability and batch consistency.

Will the color look exactly like the photos?

Opal appearance changes with lighting and viewing angle. Under point light, flash appears stronger and more directional. Under diffuse light, color appears softer and more even.

Photos and videos show typical presentation, but slight variation in pattern and flash is normal.

Can these be used for permanent jewelry?

Yes. Astral Opal™ & Nebula Opal™ beads are well suited for permanent jewelry applications when properly mounted. Avoid direct torch exposure and extreme heat.

Will the beads fade or lose color over time?

No. Both Astral Opal™ and Nebula Opal™ are color-stable under normal wear conditions. They do not contain water like natural opal and will not dehydrate or craze.

Avoid prolonged exposure to harsh solvents or direct flame.

Can I use ultrasonic cleaners or acetone?

Ultrasonic cleaners and aggressive solvents are not recommended. Clean gently with mild soap and water. Avoid acetone and strong chemical exposure.

Why choose lab-grown over natural opal?

Lab-grown opals provide:

  • Consistent sizing and supply
  • Stable structure (no dehydration risk)
  • Lower cost per comparable visual impact
  • Predictable performance in jewelry applications

Natural opal can be beautiful, but is more variable and higher risk for daily wear.

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