Vintage 9ct Gold Onyx Signet Ring

This is a classic men's signet ring made of 9ct yellow gold set with a black onyx stone. Hallmarked for Birmingham 1987.
 
The unengraved onyx and smooth finish point to a clean, understated design popular since the 1950s.
 
This piece is in excellent condition, with highly polished finishing.
 
Size: T
Weight: 2.5g
Fully Hallmarked