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细节
An 18th. Century amethyst and diamond ring,
the foiled octagonal amethyst in a gold rub-over fluted cup setting flanked by silver mounted diamond single stone shoulders to the gold shank, in a drum shaped case.
See plate 3
the foiled octagonal amethyst in a gold rub-over fluted cup setting flanked by silver mounted diamond single stone shoulders to the gold shank, in a drum shaped case.
See plate 3