Baron Jewelry Xilion Heart Necklace Embellished Swarovski Crystals This Swarovski XILION multi-faceted Luminous Sapphire AB iridescent crystal captures and reflects the light, producing a stunning spectrum of beautiful iridescent blue hues. The finish is long lasting and wont fade or chip with normal wear. Often referred to as "AB". Its cut is unique of large and small facets for that signature Swarovski sparkle. Genuine Austrian Swarovski crystal heart is approximately 3/4 tall (18mm) X 11/16 (17mm) wide and over 3/8 thick. .925 Sterling silver is a very good quality silver, for brilliance, shine, color and durability. Comfortable to wear all day. The chain is polished and then dipped in Rhodium. Rhodium is a rare metal in the Platinum group that is ultra-shiny with a very high reflectance rating. It is non-corrosive and will not tarnish or rust and is not affected by sweat and body acids. It has a high 'hardness' rating and will add protection and a long-lasting shine. Swarovski XILION cut crystals have an exceptional cut and sheer brilliance with the quality and craftsmanship you can expect. Dangling from a secure pinch and rolo chain of Rhodium plated .925 Sterling Silver that will not tarnish. 18 with a 2 extender that is a comfortable length. Has a good size lobster-claw clasp for easy placing. Packaged for protection in a beautiful gift box for a safe transport and gorgeous presentation including the Swarovski hologram certificate of authenticity. At Baron Jewelry, we have a passion for perfection and our collections are made with finest quality and authentic crystals from Swarovski. We are very fortunate to be a part of a select group partnering with Swarovski and the skilled artists of high-end luxury designs at a cost accessible for everyone.