This stone measures 34.1 mm x 23.3 mm, 5.7 mm thickness, and weighs 4.4 grams. It has a high gloss shine.  The back is not polished. If you wish to purchase, add to shopping cart. 
Shipping is FREE to all U.S. buyers; International buyers please message us your shipping address to determine the shipping cost. 
We will combine orders.  Thank you for shopping with us.