![Vintage 9k Onyx Lattice Signet Ring](http://23carat.com/cdn/shop/products/image_9fd52d85-d23e-496e-ba18-0ac94c237374_{width}x.jpg?v=1601601004)
Vintage 9k yellow gold onyx lattice signet ring from London c 1960s
Excellent vintage condition
Ring size: 9.5-9.75 resizable
Weight: 3.16 grams
Onyx: 12 mm x 9.5 mm
Band: 13.5 mm (front), 3 mm (back)
Hallmarks: 375 for 9k, leopard for London, maker's mark "THL"