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细节
A HELIODOR AND DIAMOND RING, BY MARGHERITA BURGENER
The oval-shaped heliodor weighing 48.18 carats to the diamond-set surround and gallery, in brown leather maker's case
Signed Margherita Burgener No. 25630702
The oval-shaped heliodor weighing 48.18 carats to the diamond-set surround and gallery, in brown leather maker's case
Signed Margherita Burgener No. 25630702