The Key is 54 mm by 18.5 mm. Ag925 on the stem of key. Will be sent in the original box, pouch and ribbon, ready for gifting. It is a absolutely impressive, beautiful and sparkling. Stylish and Very well made.Please see my other Tiffany Jewellery listings, I have a large collection of genuine Tiffany to sell. I have had the pleasure of owning many Tiffany & co items, all my items are 100% genuine original Tiffany. This item is in the category "Jewellery & Watches\Fine Jewellery\Necklaces & Pendants". The seller is "unique-treasures-for-all" and is located in this country: GB. This item can be shipped worldwide.