Shreve & Co., San Francisco Art Deco ring set with a trio of round cut diamonds (approx. 2 1/4 carats TW) set in platinum with caliber cut onyx surrounding the three diamonds and further set with four round cut diamonds flanking either side of the ring shank, signed: Shreve & Co., 950, Platinum, c.1930
Guebelin Switzerland “Half moon” ring in 18K white brushed gold set with a large cabochon oval moonstone, two crescent moon shaped inset lapis lazuli stones and further set with two tapered baguette diamonds on either side, signed with the Guebelin cipher, 750 and Swiss, c. 1950’s
Van Cleef & Arpels, New York, Art Deco “Heraldic” ring in 18k gold with stylized geometric flanges on either side of the platinum rectangular plaque with an intaglio carved Coat of Arms, signed Van Cleef & Arpels, NY, 9398, c.1930
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