Curb chain inset with an oblong motif set with four cushion shaped old-cut diamonds (in total ca. 2.50 ct: 2 x ca. 1.25 ct, 2 x ca. 0.75 ct, I/J, vs) alternating with three cushion-cut sapphires (in total ca. 5.24 ct: 1 x ca. 2.10 ct, 2 x ca. 1.57 ct). The central element with five stones can be unscrewed from the necklace and worn on a pin brooch set with old-cut diamonds (in total ca. 0.12 ct, I/J, vs). In the original case lined with cherry red velvet and applied with a gold MA monogram, engraved "1869 20. April 1894". The base with brooch findings. Dimensions L 18.5 cm. Total weight 29.64 g. Artist or Maker Jeweller Jacob Speltz, Frankfurt/Main, around 1894. Provenance Provenance Family ownership, North Rhine-Westphalia. Given as a gift in 1894 for the silver wedding anniversary of the grandparents of the present owner. Notes VAT: Margin scheme