This is a 0.830 carat ethically-mined natural heart shape blue sapphire. You can use this sapphire to design and make your own personalized jewelry such as a bespoke hidden halo engagement ring in 18k rose gold. This listing is for the gemstone only.  You may buy the stone only, or get a custom piece of jewelry (any type, style, and metal) made by us using this stone. See instructions below. ◼INTERACTIVE 360 DEGREE VIEW OF GEMSTONE BY STONEVIEWER TM: https://stoneviewer.lk/b?d=SS-000003776 ◼GEMS Engagement Ring Heart Shape, Engagement Ring Heart, Ring Heart Shape, Hidden Halo Engagement Ring, Type Style, Ring Heart, Jewellery Marketing, White Gold Jewelry, Hidden Halo