How To Measure Pearl Necklace Length. If you’re on the short side (below 5’4” or 162 cm), go with a 16 to 20 inch (40 to 60 cm) necklace. It's actually a professional measurement used in jewelry industry, so this is a common mistake that everybody may make.
The finished necklace may measure 18.05 inches because if one pearl were to be removed, the strand would then only measure 17.9 inches. Necklaces presented to young women in high school are usually between 5.5mm and 6.5mm; The longer pearls are left to grow, the thicker the nacre.
Typically, the thicker the nacre, the finer the lustre will be on the pearl.
These are meant to be worn just above the collarbones, around the base of the neck. This measurement should be your necklace chain length. Because clasps are included, it’s important to figure in their dimensions when creating a custom design necklace like our dark knight rises pearl necklace, inspired by the batman movie. Those presented to college graduates reach 7.5mm.