This is a Damascus Enameled Cuerda Seca tray. The tray is divided into six segments featuring a chain design around the rim, half medallions alternating with cartouches of Islamic script. and a central medallion also featuring Islamic Script.
There enamel is in near perfect condition with no losses, and some crazing. Measuring 11" (32 cm) across, and weighing nearly a pound and a half, it is quite heavy. This piece is estimated to be 100-150 years old.