This is an AUTHENTIC Monica Rich Kosann Carpe Diem Poesy Ring. This exquisite ring is a MODERN accent to your collection. This ring is made by Monica Rich Kosann. EXQUISITE modern accents this piece. Beautiful piece worn alone or stacked with other pieces or worn on a chain by itself or stacked with other rings. The ring is made of 925 sterling silver and size 4. This was purchased from Monica Rich Kosann. This comes from a non-smoking home. The ring is marked, "925 (for sterling silver) cursive M (for Monica Rich Kosann.") Designed at 1.8 mm thickness to make a statement on your hand when worn alone, layered with our other stackable rings or your favorite ultra-thin bands. This ring is also marked on the inside, "CARPE DIEM"