A British 1889 Penny, uncirculated and in absolute mint condition could fetch up to £150 GBP. If it has been circulated but still in good condition, it might fetch up to £1 to £45 GBP. There appears to be an irregularity with this coin and a coin with the irregularity may be worth significantly more. A British 1913 Penny, uncirculated and in absolute mint condition could fetch up to £50 GBP. If it has been circulated but still in good condition, it might fetch up to £4 to £18 GBP. A reputable coin dealer will be able to give a more accurate valuation.
British 1913 Halfcrown coins were minted in 92.55% silver only
Between $1.60 and $17.
There is no such thing as an 1889 Buffalo Nickel. Buffalo nickels were only minted from 1913 to 1938. A nickel minted in 1889 would be a Liberty Head or "V" nickel.
Unfortunately the initials killed the collectible value of the coin, it's face value.
In 1913 Wheat Penny value at an average of $1.25, one in certified mint state.
I can find no reference to a "unique" 1913 Penny from any country.
In average circulated condition, value is 50 cents to $2.00
There were no British Crown (Five Shilling) coins issued from 1903 to 1926.
Please check your coin. King Edward VII died in 1910 and King George V was on the throne in 1913.
The last Indian head pennies were minted in 1909. All cents from 1913 carry the familiar portrait of Abraham Lincoln.
Ethiopia
The last year of issue for Indian Head pennies was 1909. If it's a US 1 cent coin It's a Lincoln cent. The 1913 date has a retail value of $35.00 in MS-60.