Strong’s Hebrew
H2737 — charuwz
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
חָרוּז
charuwz — pronounced khaw-rooz
from an unused root meaning to perforate; properly, pierced, i.e. a bead of pearl, gems or jewels (as strung):--chain.
1 occurrence in the KJV.
Song of Solomon 1:10
Thy cheeks are comely with rows of jewels, thy neck with chains of gold.