What does 100irid on a ring mean?

The term "100irid" on a ring typically indicates that the piece is made of 100% iridium, a rare and durable metal often used in high-quality jewelry and industrial applications. Iridium is known for its corrosion resistance and strength, making it an Excellent choice for long-lasting items. In some contexts, it may also refer to a specific quality standard or purity level for the metal used in the ring.