S.F. Gemological Laboratory
Learning Center

How important is Cut?


The 4 "C's" Explained:
Colour
Clarity
Carat
Cut


Birthstones
Anniversary Stones



Japanese Akoya
Freshwater
Tahitian



Gold
Platinum
Silver & Sterling
 

Books & Reference

The Book Shop

 

 

 

Diamonds 101 Pearls Birthstone Information Anniversary Gems Information of Gold Information on Platinum Information on Silver Learning Center Contents Click here for Apprasial Information Instruments used for diamond Grading and Gem Identification Click here for Appraisal Services Information on Appraisal Types Repair and Resoration are our Specialty Instruments used for diamond Grading and Gem Identification