Charles Koll Jewelry Works

platinum oval shaped blue sapphire and diamond ring

18k yellow gold bezel set blue zirconia stud earrings

18k yellow gold blue sapphire eternity band

18k white gold tourmaline and diamond accented ring

18k white gold diamond cascade bracelet

18k white gold solitaire engagement ring semi mount

18k white gold solitaire engagement ring semi mount

18k white gold crossover solitaire engagement ring semi mount

14k yellow gold dana twist bangle bracelet

18k yellow gold bangle bracelet

18k yellow gold cascading diamond dangle earrings

18k yellow gold diamond accented clover motif bracelet

platinum diamond eternity wedding band

18k white gold v shaped diamond shadow wedding band

18k yellow gold diamond cross necklace

18k yellow gold diamonds by the yard necklace

18k yellow gold diamond stiletto dangle earrings

14k white gold blue zirconia and diamond necklace

14k yellow gold opal ring

14k yellow gold and sterling silver necklace