A late 19th century sapphire and diamond ring
A late 19th century sapphire and diamond ring, set with a cushion-shaped sapphire flanked with old circular-cut diamonds in carved yellow gold setting, size M
The sapphire tested as Basaltic no heat
A late 19th century sapphire and diamond ring, set with a cushion-shaped sapphire flanked with old circular-cut diamonds in carved yellow gold setting, size M
The sapphire tested as Basaltic no heat
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