1. Rose gold necklaces are usually composed of gold and copper alloys. Authentic rose gold necklaces are made of high-quality gold, and the purity is usually 18K or higher. The high-purity gold content makes the necklace more precious and expensive.

2. Rose gold necklaces usually need to go through elaborate production processes, including design, carving, polishing and inlaying. Making exquisite necklaces requires experienced craftsmen and advanced technical equipment, which also increases the cost and price.

3. The rose gold necklace enjoys a wide popularity in the market, and its unique and warm color is suitable for all skin colors and styles, and the market demand is large. Necklace is an ornament worn around the neck, which is made up of chains and various ornaments in series. It is a widely popular jewelry, which is used to beautify, decorate and highlight the neck area.