Utrecht, United Netherlands, "rider" ducatoon, 1711.KM-83.1; Dav-1832.31.85 grams.Full XF details, silvery from cleaning but with dark patches on "rider" side, minimal surface corrosion.With certificate.Recovered from: DeLiefde, sunk in 1711 off the Shetland Isles, north of Scotland
Estimate: 100-150 USD