semi-mount design:https://www.doveggs-seattle.com/collections/vintage/products/doveggs-elongated-cushion-half-eternity-pave-blue-sapphire-colored-gem-ring?variant=44355522756854
center stone:5ct(9*11mm),elongated cushion Heart & Arrow cut, intense royal blue sapphire
accents:DEF color moissanite
material:Sterling silver 925 with platinum plated
ring size:US ring size 8.5