®QNAVIC™ by PrincetonGems"This unique Handmade Jewelry is blend beautifully into your designs and ready to wear for all occasions."★Metal : Rhodium Plated 925 Sterling Silver★Jewelry Style : Choker Jewelry★Clasp Type : Lobster Lock with Extender Chain★Jewelry Length : 7+1 inchs (20 centimeter)★Gemstone: Black Opal ★Quality : AA Quality★Stone Cut & Shape : Plain | Rondelles ★Stone Weight : Approx 35 to 38 carats★Stone & Stone Size : Approx 5 to 8mm★Stone Treatment : Natural (Smoked) ★Birthstone Month : October ★Add this Dainty Jewelry to your collection to some truly unique & eye catching designs.★PRESENT GIVING: Perfect as a gift for those who love to wear dainty minimalist jewelry. Gift this stunning gemstone jewelry to your wife, girlfriend, sister, best friend, daughter, niece, mom, grandma, aunt, or buy for yourself as a piece that will stay in your collection for years. Perfect for birthdays, anniversaries, valentines, mothers day, Christmas, and more.★PLEASE NOTE : Every gemstone is natural and unique and have its unique shape and size, so you may be received any of the jewelry as pictured or very similar within the stone weight range.? Care for your Jewelry ?**After wear clean your each jewelry with a microfiber cloth.** gemstones will absorb body oils, lotions, makeup, and tanning sprays. Keep dry and away from these materials. Do not swim, garden, workout, or shower with your jewelry. Precious metals can be cleaned with jewelry cleaner specified for gold or silver. However, keep the gemstones away from typical metal cleaners.