1.31 Carat Sapphire Engagement Ring in 14K Yellow Gold.  This modern engagement ring features a 1.31 carat natural blue sapphire. This gorgeous sapphire reflects hues of deep navy blue and is elegantly set in a four(4) prong, 14k yellow gold band. Slightly elevated from the band, the gallery view shows precision and a sleek elegance to this modern engagement ring. If you are looking for a modern engagement ring in sapphire, this style of engagement ring is the perfect choice!