Yasuko Azuma ring

Yasuko Azuma Scattered Black Diamond Ring – 18 Karat Rose Gold | Sterling Silver (see more rose gold stackable rings)

Ring

Armour Amor Geb Ring (see more stackable rings)

Ring

Armour Amor Geb Ring (see more 18k rings)

Wedding Wednesday: 21 Yellow-Gold Engagement Rings

Wedding Wednesday: 21 Yellow-Gold Engagement Rings by polyvore-editorial on polyvore.com

Blue Nile ring

Blue Nile Ruby and Diamond Ring in 18k White Gold (8x6mm) (see more ruby jewelry)

Blue Nile ring

Blue Nile Amethyst and Diamond Ring in 18k White Gold (8x6mm) (see more blue nile rings)