What materials do necklaces have？

1. Precious metals:

(1) Gold (such as full gold, thousand foot gold, 18K gold, etc.)
(2) Platinum/Platinum (e.g. PT950, PT900 represents platinum purity)
(3) Silver (such as pure silver, 925 silver)

(4) Rose gold (an alloy of gold and other metals with a pink hue)

2. Gemstones:

(1) Diamonds
(2) Jade and jadeite
(3) Pearls (natural pearls, cultured pearls)

(4) Various colored gemstones (ruby, sapphire, emerald, amethyst, tourmaline, etc.)

3. Other decorative materials:

(1) Crystal (such as Swarovski crystal)
(2) Imitation gemstone or semi gemstone
(3) Ceramics
(4) Wooden or bone products
(5) Resin or plastic (used for fashion accessories)

(6) Natural materials such as ox horns and shells

4. Fashion jewelry category:

(1) Stainless steel, titanium steel
(2) Electroplated jewelry such as gold, silver, and rhodium plating

(3) Necklace chain body made of non-traditional materials such as leather rope and cotton linen weaving

Each material has its unique beauty and style, and consumers can choose the appropriate necklace material based on their own preferences, matching needs, and budget.