Charles Koll Jewelry Works

18k white gold ladies' diamond mobius wedding band

18k rose gold skinny rope wedding band

18k rose gold lorelei floral diamond wedding band

18k white gold diamond eternity wedding band

platinum custom diamond ladies' wedding band

18k yellow gold large link bracelet

18k yellow gold bracelet

custom silver reversible interlocking diamond starfish bracelet

18k white gold pink sapphire and diamond necklace

18k yellow gold diamond ring

platinum baguette diamond eternity wedding band

18k yellow gold and platinum diamond ring

18k white gold green sapphire and diamond ring

platinum tanzanite and diamond halo necklace

18k yellow ruby and diamond ring

18k yellow gold diamond and ruby accented snake lariat necklace

18k white gold diamond accented engagement semi-mount

18k white gold diamond passage fashion ring

18k yellow gold and platinum engagement semi-mount

platinum diamond tennis bracelet