2g 27 10mm(including Plastic Case). Discoloration is not a quality problem, and improper use. All of them will seriously fade the color of silver products. (4) Q:Why does silver turn black or yellow?.

A collection of love and memories woven into the story of you.
2g 27 10mm(including Plastic Case). Discoloration is not a quality problem, and improper use. All of them will seriously fade the color of silver products. (4) Q:Why does silver turn black or yellow?.