Octagonal Sapphire Signet Ring by René Boivin
An octagonal sapphire weighing approximately 1.50 carats is mounted in a platinum signet style ring with French hallmarks and maker’s marks for Boivin. Circa 1930s.
Measurement of the outside width of a band ring, bracelet, earring or necklace taken at the widest point.
Usually ships within 2-4 business days, depending on size availability. Complimentary shipping and returns on all orders.
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