Very Rare Natural Yellow Blue Fire Opal 38.90 CT Certified Untreated Gemstone. SIZE: 24.20 x 20.50 x 14.40 MM. Transit time includes normal weekdays.Merchandise must have all tags. Thank You and Happy Shopping. This item is in the category "Jewelry & Watches\Loose Diamonds & Gemstones\Loose Gemstones". The seller is "gems_myriad" and is located in this country: IN. This item can be shipped worldwide.