This is a natural opal Banten, Indonesia. We have taken a photo of the stones dry condition. MOST OF IT IS OILED, I got this rough has been oiled. But i have polished it,Its a common practice to heat in the sand by the miners to remove the clay which sticks to the rough and when polished i add a resin to get a better finish as it hides pits ect.

ITEM SIZE : 15.5X11.5X6 MM  (APPROX)

ITEM WEIGHT : 59.10 CT  (WITH RING)

RING SIZE : 8 US (APPROX)

ITEM ORIGIN : BANTEN, INDONESIA

STONE TYPE : INDONESIAN OPAL STONE

ITEM SHAPE : CABOCHON

ITEM COLOR : MULTYCOLOR

RING MATERIAL : METAL (NOT SILVER)

ITEM QUANTITY : 1 PCS

SHIPS TO : WORLDWIDE

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SHIPPING SERVICE

Item will be sent to buyer’s OA shipping address only, We are not responsible if there are differences in address.So please confirm your available address on OA before pay through paypal.We ship world wide registered mail for US $7.00 (With tracking number) but without insurance, delivery 37 workdays. Ship by EMS Express Mail Service (EMS) for US $35.00 delivery within 1-16 workdays, with insurance. If you need immediate shipping, we offer expedited shipping by EMS.We will not be responsible for the stone lost in the mail, Broken, crack and others unless you have shipping insurance.The buyer is full responsible for any import customs duties and taxes in buyer’s country (if it is taxable). We do not have any control over these duties, taxes, etc.We will usually ship within 1-4 business days after we receive the complete payment (not included weekend).