Tag: How to pick an old European cut diamond

Old European Cut Diamond – What to Know

Old European Cut Diamonds

A little history: Before the patenting of the first steam driven bruting machine in 1874, diamond cutters took the rough diamond which was an octahedron — the most common shape for gem diamonds which consists of two four-sided pyramids attached base-to-base, and manually round off the corners to create a cushion shape stone. They then… Read more »