Two late 19th century gothic revival hat pins, by Louis Wièse, after 1890. Estimate GBP 10,000 - GBP 12,000 (USD 13,280 - USD 15,936). © Christie's Images Ltd 2017

Each terminal modelled as the torso and head of a gargoyle perched on a corbel, after 1890, 2.9 and 3.1cm, pins 22.3cm, French marks, in maker's case. Both signed Wièse with maker's mark for after 1890