S:t Petersburg 1904-1912, of rectangular shape with faceted aquamarines and rose-cut diamonds. One clip with master´s mark AH for Albert Holmström, one clip with assayer´s mark AP for Alexander Romanov, 14K gold, dimensions 34 X 29 mm, total weight 21 g.
One diamond missing.
Gustaf (Gösta) Nobel (1886-1955)
his son Alfred Nobel (1911-1974)
Thence by decent