The golden ratio (the golden proportion, division in the extreme and average ratio, harmonic division) is the ratio of two quantities b and a, a> b, when a / b = (a + b) / a is true. A number equal to the ratio a / b is usually denoted by the capital Greek letter \ Phi, in honor of the ancient Greek sculptor and architect Phidias
The golden section is a universal manifestation of structural harmony. It is found in nature, science, art - in everything that a person can come into contact with. Once acquainted with the golden rule, mankind has not changed it more.
Made of gold: pink and white, or silver (in black form it looks great).
Features of the model:
The average weight of 20 ring size in Gold 585: 17.78 g.
The average weight of 20 ring size in Silver 925: 14.0 g.