Charles Koll Jewelry Works

18k yellow gold kite shaped diamond engagement ring

14k white gold australian opal and diamond accented earrings

14k white gold diamond halo engagement ring semi mount

18k yellow gold twisted band engagement ring semi mount

18k yellow gold 6 prong solitaire engagement ring semi mount

18k yellow gold diamond accented halo engagement ring semi mount

18k white gold 6 prong solitaire engagement ring semi mount

18k yellow gold 6 prong solitaire engagement ring semi mount

18k yellow gold diamond accented engagement ring semi mount

14k yellow gold 6 prong solitaire engagement ring semi mount with diamond hidden halo

tiffany & co. platinum diamond wedding band

18k yellow gold men's engravable wedding band

18k white gold square shaped aquamarine and diamond accented ring

18k yellow gold italian horn pendant (sm)

18k yellow gold italian horn pendant (lrg)

18k rose gold oval shaped alexandrite and diamond ring

18k yellow gold link bracelet

18k yellow gold link necklace

platinum channel set diamond eternity wedding band

18k yellow gold diamond drop earrings