Features: Quick Ship Diamond Clarity: I1-I2 Jewelry Closure: Spring Ring Clasp Setting: Prong Shape: Cushion Stone Cut: Cushion Stone Millimeter Measurement: 11 Mm Length Diamond Color: H-I Metal Color: White Chain Length: 18 Inch Rounded Carat Weight: Less Than 1/10 Ct.t.w Chain Construction: Cable Care: Wipe Clean Stone Type: 1 Genuine Blue Topaz, 16 Natural Diamond Authenticity: Genuine Stone Birthstone: December Birthstone Metal: 14k White Gold Necklace Type: Multi-Diamond Necklaces, Pendant Necklaces Pendant & Charms Type: Pendants Country of Origin: Imported About Effy Jewelry Effy Jewelry, founded in 1979 in the vibrant heart of New York City, celebrates the art of fine craftsmanship with a signature blend of timeless tradition and modern sophistication. From our NYC headquarters, where creativity and passion meet meticulous hand-craftsmanship, we are committed to delivering extraordinary styles to customers worldwide. Each piece in our collection is a testament to the beauty of hand-selected, sparkling diamonds and vibrant gemstones, expertly crafted to capture the unique spirit of the wearer. With designs that range from classic elegance to bold contemporary styles, Effy provides luxury that is both accessible and exceptional, making extraordinary jewelry a part of everyday life. Limited Lifetime Warranty As a family owned and operated company, we believe that once a customer purchases a piece, they’re now a part of our EFFY family! For this reason, we are proud to say we strive to go above and beyond in caring for the life of your piece, and agree to repair or exchange any item that we deem to be damaged due to a manufacturing defect. This is always on a case by case basis and does not include the following: Excessive wear and tear and/or physical/accidental abuse that may result in damage to the piece/ loss of accent stones; Theft or loss of piece; Loss of center stone; Repair, sizing or service performed by anyone other than EFFY Jewelry/JCP will immediately void the warranty. Gemstones may be treated and may require special care. Diamond total weights may vary between .01 and .08 carat. Metal may be rhodium plated to enhance appearance and reduce tarnishing. Some diamonds may consist of fewer than 17 facets. Quick Ship items ship directly from the manufacturer within 3 to 5 business days. Photos are enlarged to show detail.