18k White Gold Square Blue Topaz and Diamond Ring (1/8 ct. tw.)

Four brilliant round diamonds are pave-set on each side of a beautiful blue topaz, the birthstone for December, in this contemporary 18k white gold ring.

18k White Gold Round Garnet and Diamond Ring (1/5 ct. tw.)

Five brilliant round diamonds are prong-set on each side of a rich burgundy red round garnet, the birthstone for January, in this stylish 18k white gold ring.

18k White Gold Round Aquamarine and Diamond Ring (1/5 ct. tw.)

Five brilliant round diamonds are prong-set on each side of a light blue Aquamarine, the birthstone for March, in this stylish 18k white gold ring.

18k White Gold Round Emerald and Diamond Ring (1/5 ct. tw.)

Five brilliant round diamonds are prong-set on each side of a vibrant green Emerald, the birthstone for May, in this stylish 18k white gold ring.

18k White Gold Round Ruby and Diamond Ring (1/5 ct. tw.)

Five brilliant round diamonds are prong-set on each side of a vibrant red ruby, the birthstone for July, in this stylish 18k white gold ring.

18k White Gold Round Peridot and Diamond Ring (1/5 ct. tw.)

Five brilliant round diamonds are prong-set on each side of a vivid green Peridot, the birthstone for August, in this stylish 18k white gold ring.

18k White Gold Round Sapphire and Diamond Ring (1/5 ct. tw.)

Five brilliant round diamonds are prong-set on each side of a vivid blue sapphire, the birthstone for September, in this stylish 18k white gold ring.

18k White Gold Round Citrine and Diamond Ring (1/5 ct. tw.)

Five brilliant round diamonds are prong-set on each side of a warm orange-yellow citrine, the birthstone for November, in this stylish 18k white gold ring.

18k White Gold Round Blue Topaz and Diamond Ring (1/5 ct. tw.)

Five brilliant round diamonds are prong-set on each side of a beautiful blue topaz, the birthstone for December, in this stylish 18k white gold ring.

18k Yellow Gold Round Amethyst and Diamond Ring (1/3 ct. tw.)

This stylish 18k yellow gold ring features a vibrant purple amethyst outlined by a circle of prong-set round diamonds. The rest of the brilliant round diamonds dramatically rise up to this circular plate.

18k Yellow Gold Round Garnet and Diamond Ring (1/4 ct. tw.)

Five brilliant round diamonds are prong-set on each side of a vibrant dark pink garnet in this stylish 18k yellow gold ring.

18k Yellow Gold Round Tourmaline and Diamond Ring

This contemporary high-polish 18k yellow gold ring features thirteen brilliant pave-set diamonds. A rich dark-pink tourmaline adds a splash of color to the ring.

18k Yellow Gold Round Topaz and Diamond Ring (1/4 ct. tw.)

Six brilliant round diamonds are prong-set on each side of a vivid sky-blue topaz in this stylish 18k yellow gold ring.

18k Yellow Gold Square Garnet and Diamond Ring (1/8 ct. tw.)

Four brilliant round diamonds are pave-set on each side of a vibrant dark pink garnet in this contemporary 18k yellow gold ring.

18k Yellow Gold Square Amethyst and Diamond Ring (1/3 ct. tw.)

Four brilliant round diamonds are channel-set on each side of a dark purple square amethyst in this contemporary 18k yellow gold ring.