π COURSES
1οΈβ£ The four Cs β carat, color, clarity and cut, shown in our tools
2οΈβ£ Anatomy of a diamond β every part and proportion of a round brilliant
3οΈβ£ Reading a grading report β every line, GIA first, with IGI's differences
4οΈβ£ Diamond vs moissanite β the tests that tell them apart
5οΈβ£ The history of the brilliant β from the old single cut to today
6οΈβ£ The bow-tie files β why long stones go dark, and how the cut fixes it (soon)
More on the way.
π οΈ FREE TOOLS
π 3D Gemstone Simulator β any cut in seven gemstones, with a free 3D report
π Cut Grading Tool β set the proportions, read the grade
π Hearts & Arrows Scope β see hearts and arrows change live
π Cut Performance Wheel β brilliance, fire and scintillation at a glance
π Refractometer β how the refractive index is read
π‘ Brightness & Tilt Analysis β light returned, face up and tilted
π¨ Dichroscope β a gemstone's two colors side by side
π Spectroscope β a gemstone's absorption lines
π Polariscope β singly or doubly refractive