2.Pt950: This jewelry is made of platinum with a platinum content of 95%, where Pt is the chemical symbol of platinum and 950 is the platinum content.

3.b: It's the style information of Chow Tai Fook. The material information is followed by letters, which is the unique brand model of Chow Tai Fook, that is, the mold type used in this jewelry.

Extended data

Characteristics of "pt950" diamond ring;

1, pure, platinum luster is white, natural and pure, which is a perfect expression and a true reflection of the heart. The platinum content of platinum jewelry is generally 950‰, so it will not fade and change color, and it can still maintain luster with the passage of time.

2, rare, platinum is the rarest precious metal in the world, and it is the treasure sought after by people who pursue life taste. Platinum is 30 times rarer than gold, and only a few places in the world can mine it.

3. eternity. The density and weight of platinum make it more durable than other jewelry metals. 1 6 inch square (15cm) platinum cubic weight 165 pounds (75kg), which is equivalent to the weight of an ordinary male. Platinum is resistant to heat and acid, will not wear, and can hold precious jewelry stably and safely.

Baidu encyclopedia-Chow Tai Fook

Baidu encyclopedia-Pt950