Finestra 18K Yellow Gold and Sterling Silver Architectural Ring, signed and marked: C in Circle Finestra Sterling 18K. 1 1/4" x 7/8" approx.; depth:11.75 mm approx.; total weight: 4.4 dwt. approx. Provenance: From a New Jersey Collection. Keywords: Finestra, Designer, Citrine, 18K, Sterling, Ring, Modern Jewelry, Fine gold, Jewelry, Fashion, Accessories, Adornment, 750, Designer, Mixed metals