Charles Koll Jewelry Works

14k rose gold cushion brilliant diamond ring

platinum vintage style 3 stone diamond engagement ring

18k rose gold hearts on fire "signature solitaire" diamond ring

18k rose gold diamond ring

hearts on fire beloved open gallery engagement ring

18k rose gold hidden diamond men's wedding band

platinum and 18k white gold black diamond men's wedding band

simple 18k white gold cushion solitaire engagement ring

platinum oval three stone diamond engagement ring

18k grey gold kintsugi men's wedding band

platinum scallop split prong eternity band

rose and platinum simple solitaire with diamond shank

platinum diamond men's wedding band

18k yellow gold and platinum rose cut solitaire diamond ring

mokume gane antartica band

platinum diamond bangle

18k rose gold hearts on fire cushion shaped halo engagement ring

18k white gold simple solitaire halo engagement ring

custom platinum mobius diamond engagement ring

platinum emerald shaped diamond eternity band