Australia. Pattern Swan Dollar, 1967. KM-X#M2. Silver. By Andor Mesaros. Swan left. AUSTRALIA, crown below. Reverse; "100" in floral design. Mintage of only 750 pieces struck in proof. With red case, inscribed inside "Australian Pattern Crown Proof." Beautiful iridescent toning. PCGS graded Proof 66. Estimate Value $1,000 - 1,200