Loved for its striking hue, blue sapphire is believed to enhance loyalty. Crafted with 18k gold vermeil, this precious gemstone pendant can be engraved on the reverse for an extra meaningful touch - it's quick, easy and complimentary. Gemstone size: 3mm round cut Necklace circumference adjustable 41cm - 46cm/ 16' - 18' Pendant height 8mm, width 8mm Pendant thickness 1.9mm Our gemstones are genuine, natural stones, so colour may vary