Green Sapphire ring

Top: 1.20ct deep teal blue green sapphire with french set diamond solitaire in 14k yellow gold 

https://anuevajewelry.com/collections/gemstone-rings/products/1-20ct-round-sapphire-ring-in-french-set-14k-yellow-gold

Right: 2ct oval teal green montana sapphire ring in 18k rose gold alluvial solitaire 

https://anuevajewelry.com/collections/gemstone-rings/products/2ct-oval-teal-montana-sapphire-ring-18k-rose