One of two parts of a bell shrine mount, bronze inlaid with silver and neillo, with Celtic interlace, the ends were formed as three-dimensional animals, with lentoid eyes and swirling tendrils, from Inchaffray Abbey, Perthshire, 1000 - 1200 AD

One of two parts of a bell shrine mount, bronze inlaid with silver and neillo, with Celtic interlace, the ends were formed as three-dimensional animals, with lentoid eyes and swirling tendrils, from Inchaffray Abbey, Perthshire, 1000 - 1200 AD

Quigrich or crosier head of St Fillan of Glendochart, of Irish or West Highland type, bronze with bands ornamented with niello, 11th century

Silver crucifix decorated with niello and mounted on a plain ebony cross, found in a bed in Queen Mary's room at Craigmillar Castle, Edinburgh, 15th or 16th century

Octagonal brooch of silver inlaid with niello, decorated with animals, two with human heads, and inscribed "?IHSN ANAN", from Kilmore, Mull

Silver strap end with a panel of niello ornamented with zoomorphic design on the obverse, from Talnotrie, Kirkcudbrightshire, 9th century

Silver plated trifid pendant with remains of niello decoration, from the Roman site at Newstead (Trimontium), Roxburghshire, 80 - 100 AD

Silver plated trifid pendant with remains of niello decoration, from the Roman site at Newstead (Trimontium), Roxburghshire, 80 - 100 AD

Portion of a nielloed silver flask with knop round neck and of decagonal section below, from Traprain Law, 410 - 425 AD

Edge fragment of a flat silver plate with edging of oblong beads and small discs and with niello patterns, from Traprain Law

Edge fragment of a flat silver plate with edging of oblong beads and small discs and with niello patterns, from Traprain Law, 410 - 425 AD

Edge portion of a fluted silver dish edged with long beads and discs, with scrolls and herring-bone in niello, from Traprain Law

Bowl of a silver spoon, rat-tail almost to point, with a saltire design in niello, from Traprain Law, 410 - 425 AD

Roman child's gold signet ring comprising openwork wire bands, gold beads and an intaglio depicting Ceres, from Philiphaugh, Selkirkshire

Ring of gold enamelled in pale blue, white and black and set with diamonds, decorated with skull and crossbones and nielloed inscription: probably English, 17th century

Silver scent bottle in the form of a flat oval flask with hinged cover and chain handle attached to the sides by scroll brackets, decorated in niello with Greek key and diaper motifs, part of the Ida Pappenheim Collection: German, early 19th century