Diamond
       Section :


             Clarity and Color Grading Standards

             Fancy Colored Diamonds
             Diamond Weight Estimation Formula
             Melee Pricing
             Diamond Prices

            Round 1/3 ct .30-.36
            Round  3/8ct .37-.44
            Round 1/2ct .45 to .49
            Round 1/2ct .50 to .69ct
            Round 3/4ct .70-.89
            Round 9/10ct .90 -.99ct
            Round  1Ct 1.00-1.49
            Round 1.50ct 1.50-1.99
            Round 2 ct 2.00-2.99ct
            Round 3 ct 3.00-3.99ct
            Round 4 ct 4.00-4.99ct
            Round 5 ct 5.00-5.99ct

           
Colored Stone
       Section
:


           Colored Gemstone Wholesale/ Retail Markup
           Colored Gemstone Evaluation Guide
           Colored Stone Weight Estimation Formulas
           
          
 Colored Stone Prices:

           Emeralds                                                                                  Quartz:
           Blue Sapphire:                                                                                                                        Amethyst,Citrine
                                   Kashmir                                                            Topaz:                 Blue,Golden(No Red) Imperial                                                     
                                   Ceylon                                                              Toumaline:
                                   Burmese                                                                                         Green(Chrome),Red (Rubellite)
                                   Thailand                                                                                         Blue,(Indicolite),Bi-Color   
           Rubies:                                                                                      Spinel (Natural):
                                    Burmese                                                                                        Pink,Blue,Sherry,Red   
                                    Thailand                                                           Garnet Group:
          Chrysoberyl:                                                                                                          Tsavorite,Hessonite (Grossularite)
                                    Alexandrite                                                                                   Demantoid (Andradite) Spessarite   
                                    (Golden/Yellow/Green/Cat's Eye)                                                Rhodolite/Malaya
          Opal:                                                                                                                       Pyrope/Almandite
                                   Australia,Brazil,Mexico                                    Cordierite            (Iolite)                                                      
          Zoisite              (Tanzanite)                                                                                                                                                            
          Spudumene      (Kunzite)                                                          Olivine                 (Peridot)                                                                                       
           Beryl               (Aquamarine)                                                                            
                                                 
  

       
   Pearls (Cultured)
      
     
Pearl Grading Guide
          Pearl Prices

           
Glossary
         
           
Table of Contents
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