Diamond Diagrams & Education

Diamond Measure, Clarity, Cut & Carat

The 4 C's

When choosing the perfect diamond you should always seek out the 4 C’s: Cut, Clarity, Colour and Carat.

Katz Jewelry Company, New York, NY

We’re an established jewelry shop in New York City with a reputation for honesty, distinguished service and exquisite jewelry. Our prices make our pieces accessible to all.

Call to discuss your jewelry, diamond or gemstone needs: