Coro Rhinestone Leaf Duette These highly collectible duettes are versatile pieces that can be worn as a pin or separately as clips. This particular pair are golden leaves with sapphire rhinestone baguette trim and sparkles from pave round rhinestones. Signed Coro, Coro duette, pat no 1798867, as a pin measures 2-13/4" by 1-1/2", single measures 2" by 3/4". Excellent condition. Price: $225.00 Item: #2602