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SANWA PEARL & GEMS LIMITED
Authorized Distributor by KYOCERA

NEWS: Hong Kong Optical Fair 2017 (8th - 10th Nov 2017) Booth # 1D-F38Read More >

ROUND BEADS

Bello Opal® round bead (Polymer Impregnated Synthetic Opal) is increasingly popular among jewellery designs, especially for the body piercing jewellery market. Each piece of Bello Opal round bead has two different kinds of fire pattern, and while rotating; there will be various of magical brilliance and gorgeous colour, with attractive opal fire reflections.

Each piece of lab grown synthetic opal bead MUST have A Cut (dot pattern) and B Cut (horizontal stripe pattern). This is one of the ways to verify the Bello Opal® round bead.

 



A Cut (dot pattern)

B Cut (horizontal stripe pattern)

Sanwa offers opal bead from size 1.2mm to 18mm and they are available with different kinds of drilling, such as half drill, full drill or no hole.



Round opal beads are popular for earrings design.
Opal bead with large hole is also available and this is widely used in body piercing jewelry designs. This is 6mm round bead with 2.1mm half drill. If the hole size is larger, the hole edge will become more rugged.


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Properties comparison to natural opal
Category Polymer Impregnated Synthetic Opal Natural Opal
Elements
80% Silica & 20% Resin Silica & Water
MOHS Hardness
4 3-5.5
Specific Gravity
1.80-1.90 1.98-2.20
Heat Resistance
130 degree C. 100 degree C.
Product Features
Color Range
Op01 to OP78
Degree of transparency
Relatively low
Jewelry Plating
Bello Opal could work well with jewelry plating
Chemical Resistance
Alcohol
Glass Compatibility
Bello Opal is not glass compatible. Please refer to "Galaxy Opal".
Guarantee on quality
No Cracking, Crazing or Yellowing