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细节
RUBY AND DIAMOND RING
Cushion-shaped ruby of 15.80 carats, triangular and circular-cut diamonds, 18k gold, ring size 6 ¾
Gübelin, 2018, report. 18027021: 15.80 carats, Ceylon, no heat
Cushion-shaped ruby of 15.80 carats, triangular and circular-cut diamonds, 18k gold, ring size 6 ¾
Gübelin, 2018, report. 18027021: 15.80 carats, Ceylon, no heat