Blue Sapphire & Diamond Teardrop Knot Pendant Necklace Sterling 18" Chain 925

Diamond and Blue Sapphire Teardrop Knot Pendant Necklace Sterling 18" Chain 925 Beautiful blue pear shaped sapphire with 2 small diamond accents. Marked 925 on both chain and pendant in addition to other marks that I could not identify. Total Weight 4.2 grams. Good Preowned Condition; Some light scratches, tarnish and wear to the finish may be present; Needs cleaning and polishing; See photos for details. Tested as Sapphire and Diamonds on Presidium Gem Tester. May be lab created. Please feel free to email me with any questions you have about an item prior to bidding. I am not an expert but I will try to respond back quickly and appreciate your questions and comments. Thank you for looking!!