Cufflinks - Abacus Counting Frame (Silver)
These unique Abacus cufflinks, also called counting frame cufflinks, is a calculation tool that was used in the ancient Near East, Europe, China, and Russia. Our Abacus cufflinks are ideal for statisticians, mathematicians, engineers, and lecturers in mathematics.
Dimensions: 1.8cm (W) x 2cm (H)
Material: Fine silver coated copper
Packaging: Small enclosed box for cufflinks