Welcome To Gem Sanctuary!! Have a Great Time Visiting The store. Natural colour change Diaspore, known in the trade as Zultanite or Csarite, is a rare collector gemstone prized for its dramatic colour shift. This 2.70 ct oval displays a fresh yellowish green in daylight and turns a warm pinkish orange under tungsten (incandescent) light. Transparent, gem-quality diaspore comes from very few deposits worldwide. This untreated stone is certified by ICA GemLab and is a beautiful choice for a ring, pendant or collection. Gemstone Type: Natural Diaspore (Zultanite / Csarite) Species: Natural Diaspore Weight: 2.70 ct Dimensions: 11.55 x 6.54 x 4.24 mm Shape: Oval Cut: Brilliant (Crown) / Modified Brilliant (Pavilion) Transparency: Transparent Phenomena: Colour Change Color: Yellowish Green In Daylight Changes To Pinkish Orange Under Tungsten Light Treatments: None (No Indication of Treatment - Natural) Certified: ICA GemLab TH26G134146 Payment Policy International Payments Are Accepted. We Won’t Ship Items Until The Payment Is Received In Full And Payment Is Verified. Import Customs Tax The Buyer Is Fully Responsible For Any Import Customs Duties And Taxes In Their Country. We Do Not Have Any Control Over These Duties, Taxes &, Etc. Import duties, taxes, and VAT are not included in the item price. Return Policy After Receiving The Item - "Contact Seller Within - 7 Days" Shipping Policy We Ship With Yun Express - 10 To 15 Business Days Delivery Time. Express Shipping Options Are Also Available Such As FedEx, DHL, UPS, and Yun Express. Please Have A Great Time And Visit Us Again!!