Sterling abacus buy tie bar, works, vintage, excellent condition, 1960s, mid-century, FREE shipping to US and Canada

Sterling abacus tie bar, works, vintage, excellent condition, 1960s, mid-century, FREE shipping to US and Canada

This is a wonderful abacus tie-bar that really works. Leave your calculator at home? Just use your sterling tie bar with its tiny silver movable beads for your calculations. How versatile! It would be a great buy gift for the mathematician/engineer in your life, or for yourself.

Condition is excellent. It is bright and shiny. It is stamped STERLING SILVER and HONG KONG.

Dimensions
Length: 4 centimetres
Width: 1.25 centimetres
Weight: 7.1 grams

Thanks for looking!