German ring has a secret compartment with there is located prayer on paper. Very rarity! This ring was found near Stalingrad in village Trehostrovskaya. Silver ring in gilding.
— 10 USD by Russian Post
— 25-40 USD by courier service EMS
— 30-40 USD by Russian Post
— 40-60 USD (depends on customer's country) by courier service EMS
What is the difference between Russian Post and EMS courier service? Read here - link