Diamanten als Schmuck der Marquess von Londonderry
Der Diamantschmuck der Marquess von Londonderry
Diamonds - Necklace Diamond Stomacher| Londonderry Jewels
Above Theresa Marchioness of Londonderry is seen in full gala dress.
The ornament can be divided into three brooches. Garrards made it in 1853 for Frances Anne, widow of the 3rd Marquess of Londonderry The estimate for manufacture was £175.
The diamond stomacher consisted of 230 carats of diamonds in total; the largest diamond was 15 carats and mounted in silver and gold. The diamonds were taken from a Garter insignia and sword of the Viscount Castlereagh which he had worn at the coronation of George IV in 1821.