Size(Approx) : small (1Inch=25.4mm). We will use china Post Air Parcel Service It usually takes 10 to 21 days and to be delivered by your local Post Office! Some countries may be just 10 to 20 days to be delivered such as USA, UK, Australia, Canada and etc.However, some countries may take a little bit longer such as France, Italy, Brazil, Ukraine, Russia and etc. Thank you for your understanding. If you're not 100% satisfy with our products, you. This item is in the category "Collectibles\Rocks, Fossils & Minerals\Crystals & Mineral Specimens\Crystals". The seller is "donghaisunlei8" and is located in this country: CN. This item can be shipped worldwide.