Vintage 1970’s 9ct Gold Brutalist Square Stack Ring

This is a vintage Brutalist design 9ct gold ring from the 1970’s.
The head of the ring is a raised stack of open squares. There are four levels to the stack.
The top of the shoulders are embossed
This fantastic ring is a wonderful example of the Brutalist style popular in the 1970’s and making a comeback today.

Hallmarked: Birmingham 1972
Marker’s mark: H.B
Weight: 8.3 grams
Measurements: ring head 20mm x 19mm
UK size: O
US size: 7 1/4