The Hamilton Silhouette Ring, exclusively at Hamilton Jewelers. Since 1912, Hamilton has offered timeless design and meticulous craftsmanship to our discriminating clients. We invite you to view our Bridal Collection, featuring brilliant diamond engagement rings to help you celebrate this enduring commitment. Crafted in 18k yellow gold with platinum prongs. The round brilliant diamond is 1.75 carats. G color and VS2 clairty. GIA certified. Hidden halo in gallery features diamonds .05ctw. Mounting starting at $1,695