50 years
It takes Neptune about 165 years to make one orbit around the sun.
Diamond (which is crystalline carbon). Moissanite is an SiC that challenges diamond in many respects, and since the synthetic version comes off patent in 3 or 4 years, it will be expected to be a much more common material, particularly in larger sizes. It has a higher refractive index than diamond.
A diamond is worth whatever someone will pay you for it. Depends on the diamond. A diamond's value is determined by carat, color, cut and clarity. There are many grades of diamonds from industrial grade to Flawless, gem quality.
Uranus takes about 84 Earth years to make one orbit around the Sun.
never ending, can takes days or years
60 to 75 years
Sixty years.
Either 60 or 75.
Either 60 or 75.
i think there is 30 years. silver jubilee is 40 years, golden is 50, and diamond is 60!
Sixty
George III celebrated a Jubilee after 50 years on the throne in 1809.Queen Victoria celebrated a Golden Jubilee in 1887 and a Diamond Jubilee in 1897.Queen Elizabeth II celebrated her Silver Jubilee in 1977 and her Golden Jubilee in 2002.Queen Elizabeth II celebrated her Diamond Jubilee in June 2012 .In 4 years time Queen Elizabeth will become the longest reigning monarch in British history.
1
260,023,627,927,467,484,674,283,709.9
Three- the Silver Jubilee in 1977, her Golden Jubilee in 2002, and her Diamond Jubilee in 2012.
Ruby Jubilee is 40 years comp[letion .
The 50th yearGolden Jubilee: 50 Years