BIRON High Quality Brilliant Pear Shaped Color Change Stone Lab Grown Alexandrite Gemstones
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Attributes
Pear CutGemstone Shape
AlexandriteGemstone Material
Synthetic (lab created)Gemstone Type
Third Party AppraisalCertificate Type
Fine PolishedTreatments Applied
Color ChangeOptical Special Effects
Usage:For Jewelry Making
Model Number:Lab-grown Alexandrite
Place of Origin:China
Brand Name:BIRON
Gemstone Color:Color Change, green to purplish red
Gemstone Size:As Per Size
Gemstone Weight:As Per Size
Item Height:As Per Size
Hole Diameter:As Per Size
Gemstone Cut:Step Cut
Mohs' hardness:8.5
Density:3.70-3.78
Crystal System:Orthorhombic
Chemical Composition:beryllium aluminum oxide
Refractive Index:1.762-1.788
Double Refraction:-0.008
Dispersion:0.018(0.011)
ODM/OEM:Welcome
Type of Payment:T/T, Credit Card (Visa/Master), Western Union, PayPal
Key attributes
Gemstone Shape
Pear Cut
Gemstone Material
Alexandrite
Gemstone Type
Synthetic (lab created)
Certificate Type
Third Party Appraisal
Treatments Applied
Fine Polished
Optical Special Effects
Color Change
Usage
For Jewelry Making
Model Number
Lab-grown Alexandrite
Place of Origin
China
Brand Name
BIRON
Gemstone Color
Color Change, green to purplish red
Gemstone Size
As Per Size
Gemstone Weight
As Per Size
Item Height
As Per Size
Hole Diameter
As Per Size
Gemstone Cut
Step Cut
Mohs' hardness
8.5
Density
3.70-3.78
Crystal System
Orthorhombic
Chemical Composition
beryllium aluminum oxide
Refractive Index
1.762-1.788
Double Refraction
-0.008
Dispersion
0.018(0.011)
ODM/OEM
Welcome
Type of Payment
T/T, Credit Card (Visa/Master), Western Union, PayPal
Packaging and delivery
Selling Units
Single item
Single package size
30X20X10 cm
Single gross weight
0.500 kg
Lead time
Product descriptions from the supplier
Warning/Disclaimer
California Proposition 65 Consumer WarningView more
FREE shipping capped at $20
Minimum order quantity: 2 carats
$1220-28330
*Taxes and import charges will be calculated at checkout
Variations
Select now颜色: colour change
产品直径
5*3mm(0.20*0.12in)
6*4mm(0.24*0.16in)
7*5mm(0.28*0.20in)
8*6mm(0.31*0.24in)
9*7mm(0.35*0.28in)
10*7mm(0.39*0.28in)
11*8mm(0.43*0.31in)
+2
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