What was the value of a Russian ruble in the late 19th century?

In the late 19th century, the Russian ruble was a stable currency, largely pegged to gold, which facilitated trade and investment. The ruble's value varied but was generally around 0.77 grams of gold, reflecting a reasonable level of stability compared to other currencies of the time. However, fluctuations in the economy, political conditions, and international relations influenced its purchasing power and exchange rates. Overall, the ruble was seen as a reliable currency within the Russian Empire and among its trading partners.