Coming attractions –
Cut Grading Systems
GIA System
AGA System (with two links)
AGS System
Optical Symmetry
The IdealScope
The Hearts & Arrow Viewer
The Russian DiamCalc Software
Common Cut Maladies
The “Steep & Deep” Syndrome
The “Fisheye” Syndrome
The “Nailhead” Syndrome
The Crown/Pavilion Angle Relationship- Romance or Disaster?
The Fancy Cut Bowtie & Breaking Surf Patterns
Radical Girdles
Old Cut Diamonds
HPHT Treated Diamonds
HPHT Synthetic Diamonds
Laser Enhanced (Drilled)
Clarity Enhanced (Filled) Diamonds
Strain- Is It An Issue?
Ruby & Sapphire
Emerald
Pearls- Saltwater vs Freshwater
Opals- A Guide to Quality
Jade- A Mystery
Synthetics, Imitations, Assembled Stones & Treated Stones
Strategic Buying
Strategic Selling
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Info
Articles
Listed in the left hand column you'll find
eductionational and information articles. This section will be continuously augmented
with practical articles that will help you navigate through the
jungle of the gemstone world. Check in from time-to-time to get
the latest! The
Four C’s
Diamond Grading- Is It A Science?
Retail Replacement Value-
What Is It?
Cut- The Mysterious Fourth “C”
Ideal, Super-Ideal & Branded
Diamonds
The Internet- Safe Haven or Harm’s
Way?
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