Costa Rica

Chinese Cash Coin (e.g., Kai Yuan Tong Bao, Song Dynasty Cash Coin, Qing Dynasty Cash Coin, etc. - specific name depends on characters)

China · Uncertain from the image alone, but likely dates from a period between the Tang Dynasty (618-907 AD) and the Qing Dynasty (1644-1912 AD), as this style was common throughout these periods.

Five Pence Coin

United Kingdom · Due to the commonality of this design (introduced in 2008) and the lack of a visible date in the image, it is difficult to determine the exact year. It could be any year from 2008 onwards until newer designs are introduced or the coin is demonetized. The change in composition to steel plated with nickel occurred in 2011 for cost-saving measures, which can help narrow down the date if the coin's weight or magnetic properties are known.