Menu
NEWS: 2019 The September Hong Kong Jewellery & Gem Fair, 16-20 Sept, Booth # 3J-14Read More >
[NEW] " Notice to ALL CUSTOMERS - Bello Opal Authentic Statement "
"Notice to ALL CUSTOMERS"
10 things you need to know about "Synthetic Opal"
Bello Opal® drop (Polymer Impregnated Synthetic Opal ) is
a popular item for earrings design.
Sanwa offers two different options
for drop design.
|
|
| Traditional Pattern | New Pattern |
| A cut opal drop | B cut opal drop |
| Opal drop displays vertical stripe pattern | Opal drop displays both dot and stripe pattern |
| Only with length up to 18mm | Length up to 40mm + |
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. |
Color Range |
OP01 to OP78 |
|---|---|
Degree of transparency |
Relatively low |
Jewelry Plating |
Bello Opal® could work well with jewelry plating |
Chemical Resistance |
Thinner, Methanol, Acetone |
Glass Compatibility |
Bello Opal® is not glass compatible. Please refer to "Galaxy Opal" |
Guarantee on quality |
No Cracking, Crazing or Yellowing |
