Costagli Amethyst, Ruby and Diamond Ring
Paolo Costagli, an amethyst, ruby and diamond ring, set with a rectangular step-cut amethyst, weighing 4.21 carats, between two similarly cut rubies, estimated diamond weight 0.16 carats, signed Costagli mounted in yellow and white gold, ring size L 1/2.
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This item has been included into following indexes:
- Costagli, Paolo (Italy) - jewellery 20
- rings, amethyst - amethyst and ruby 49
-
rings, diamond
- diamond and amethyst 253
- diamond and ruby 943
