GCS Report no. 78172-70, dated August 8th, 2018, stating that the emeralds are Colombian origin, with indications of moderate oil in fissures.

Provenance: Accompanied by a handwritten note stating ‘emerald, as a scarf pin presented by Victor Emanual, to The Rt Honorable Spencer H. Walpole on his visit to Cambridge.’

'Order of St. James of the Sword' Pendant, Early 20th century. White enamel, diamond, ruby and gold, 5.7 x 2.8 x 0.6 cm (2.2 x 1.1 x 0.2 in.) © FD Gallery at TEFAF Maastricht 2019, Stand 270.