Please tell me what it is
The letters plat is short for platinum.
mon plat means 'my dish' in English.
un plat à emporter is a takeaway dish in French.
Plat stands for Platinum, and the 900 indicates purity, or 90% pure.
PLAT engraved on the inside of the ring indicates that the ring is made of Platinum.
favorite dish
PLAT means Platinum. I have seen a diamond ring with the diamond held by a silvery metal whilst main ring is gold. It is stamped "PLAT 18CT".
Plat refers to the shape and measurements of the piece of land you are placing the footprint of your house on. Plat maps show this information, usually within a neighborhood.
Iron Pin Found
Map
"Now or Formerly"
Confederation Helvetic - It means Switzerland.