There are some unique and deluxe official writing supplies such as an ink pot, a stamp, candlesticks, pens, envelop openers and paper stand in Green Palace which are made of jade and had been inlaid by valuable Jewellery such as diamonds and red rubies.
These inlaid writing supplies had been made by the order of Reza Shah (the first king of Pahlavi dynasty) and are on exhibit in Green Palace now.