overview opening hours Mialis is jewelry studio from Prague. They create non-traditional wedding rings, unique engagement rings and a number of personalized jewelry or other minimalist pieces of handmade production. Creation of jewelry only from precious metals, diamonds and gemstones from certified suppliers. Unique custom made jewelry production in Prague, Old Town. Delivery not only in the Czech Republic, worldwide shipping included. Friendly and fast customer service. opening hours january—december mon—fri 10:00—18:30 sat 10:00—16:00 sun 10:00—16:00 It is recommended to book an appointment in the showroom in advance; a date outside the standard opening hours can be chosen. more about opening hours opening hours january—december mon—fri 10:00—18:30 sat 10:00—16:00 sun 10:00—16:00 It is recommended to book an appointment in the showroom in advance; a date outside the standard opening hours can be chosen.