18ct bi-colour gold, coloured diamond and diamond necklace designed as a line of graduated pierced-out semi-tubular links, the front decorated with coloured diamonds of yellow tint and near colourless brilliant-cut diamonds, the diamonds together stated to weigh 12.55 carats, gross weight approximately 71.62 grams, inner circumference 380 mm. Please note the diamonds of yellow tint have not been tested for natural origin of colour.