Lot 149
Monture de Cartier: A sapphire and diamond three-stone ring
Auction: Lots 15 to 251 | Wednesday 22 October 2025 from 1pm
Description
The oval-cut sapphire, in a four-claw setting, between collet-set baguette-cut diamonds, sapphire approx. 1.00 carat, signed Monture Cartier, maker's mark, numbered, indistinct assay marks, ring size J½
Footnote
The term “Monture Cartier" implies that a jewel was mounted by Cartier, not necessarily designed by the firm. Typically a client would supply the gemstones and Cartier would mount them for the client.
