gimmal
noun
gim·mal ˈgi-məl 
ˈji-
ˈji- 1
gimmals plural : joined work (as in a clock) whose parts move within each other
2
: a finger ring consisting of a pair or series of interlocked rings
Word History
Etymology
alteration of obsolete gemel double ring — more at gimbal
First Known Use
1598, in the meaning defined at sense 1