- Maddox 10K Gold 2-Tone .06CT Illusion-Set Diamond Solitaire Men's RingUS$ 788.00Total diamond weight .08ct10K Yellow and White Gold Rectangular Onyx and Diamond Men's RingUS$ 750.00Total diamond weight .02ctSquare Top Black Diamond Signet Ring in 10K Yellow and White Gold For menUS$ 750.00Total diamond weight .30ct