Young Blonde Girl Wearing Necklace With Black Stones

• Opera necklace: An opera necklace is 75 centimetres (30 in) to 90 centimetres (35 in) long and sits at the breastbone.
• Princess necklace: A princess necklace is 45 centimetres (18 in) to 50 centimetres (20 in) long. It is between choker and matinee length.
• Sautoir or rope necklace: A sautoir or rope necklace is any necklace longer than opera length.
• Uniform necklace: A uniform necklace consists of pearls that appear to be all the same size, although normally there is a slight difference towards the ends so they appear to be in proportion.