Lightning Ridge Solid Opal Ring Opal Type : Solid Australian Dark Opal Carat Weight : 1.02 ct Size : 6.40 mm x 10.00 mm approx Color : Green Blue Orange Shape : Oval Cut : Medium Dome Cabochon Clarity : Opaque Brightness B1 - B5 : B3.6 B1:Faint B2:Dull B3:Bright B4:Very Bright B5 : Brilliant Body Tone N1-N9 : N5 Dark Opal N1-N4:Black Opal N5-N6:Dark Opal N7-N9:Light Opal Treatment : No Enhanced Origin : Lightning Ridge Opal Field, NSW Australia. --------------------------------------------------- Total Item Weight : 5.57 g Metal Type : Silver Metal Purity : 92.5 Sterling Ring Size : US 7.5 (17.7 mm) Britain/Australia O1/2 Asia 15 Euro 55.5 SHIPPING : We will ship your order via UPS/DHL/FedEx you can ship as many items as you want for just a single flat rate per check-out. We cannot ship to a PO BOX or to the remote locations are typically outside of the standard delivery area that is considered difficult to reach by the standard delivery vehicles such as rural locations, islands, or areas with limited access, and we require a valid EMAIL ADDRESS and PHONE NUMBER for delivery. Time requirements refer to business days only, Monday to Friday, national holidays excluded. UPS/DHL/FedEx shipments typically take 3-6 days for delivery and can be tracked online every step of the way. we cannot be held responsible for the Carrier's late deliveries or Customs delay, once the goods have been shipped, you will receive a shipping confirmation email, including the tracking number. NOTE: -Import tax or duty and if any related shipping brokerage is the buyer's responsibility. -Extended Area Surcharge Shipping is not Included.