169 - 18k yellow gold (750) Tank ring, set with an antique-cut diamond of approximately 0.25 carats in a grain setting; the rolled shoulders are set on either side with synthetic baguette-cut rubies in a rail setting.

18k yellow gold (750) Tank ring, set with an antique-cut diamond of approximately 0.25 carats in a grain setting; the rolled shoulders are set on either side with synthetic baguette-cut rubies in a rail setting. Master’s hallmark: J – a dash – G for Joseph GIBOULET, engraved in 1916. Comes with a case from Burkart. Ring size: 50 – Gross weight: 6.44 g