A Mid-20th Century platinum ring with emerald and diamonds. The ring has a rectangular-cut emerald with an approximate weight of 1.15 carats, 34 round diamonds with an approximate total weight of 2.40 carats, G/H color, VS/SI clarity, and 4 triangular-cut diamonds with an approximate total weight of 1.60 carats.
A Mid-20th Century platinum ring with diamonds and South Sea pearl. The ring is diamond pavé set with an approximate total weight of 9.50 carats, and a South Sea pearl measuring approximately 12.30 mm. The ring is designed in a swirl motif topped with the South Sea pearl.
An English Mid-20th Century 18 karat gold and platinum ring with diamonds by Kutchinsky, London. The Modernist ring has 26 round platinum-set diamonds with an approximate total weight of 1.60 carats, F/G color, VS clarity. The ring is designed in an asymmetric modernist motif. Kutchinsky was considered London''s David Webb. They made stylish gold and diamond jewelry of very fine quality, as well as beautiful gem-set pieces.
A Mid-20th century 18 karat gold and platinum ring with diamonds by Van Cleef & Arpels. The scalloped bombé ring has 7 round-cut diamonds with an approximate total weight of 1.25 carats, G/H color, VS clarity.
An American Mid-20th Century oxidized steel, platinum, jadeite and diamond ring, by G. T. Marsh & Co. The ring set with a marquise-shape jadeite cabochon, flanked by lines of 8 round diamonds with an approximate total weight of .16 carat. G.T. Marsh & Co. was a San Francisco-based Asian art dealer known for their distinctive jewels. As a boy infatuated with Asian culture, George Turner Marsh apprenticed with a Japanese tea merchant, remaining there alone while his Australian family continued on to San Francisco, where they settled. Young George used his time in Yokohama to become conversant in Japanese art and aesthetics, and after re-joining his family, established an Asian art gallery using the expertise he had acquired. During the 1930s, 40s and 50s, his family began designing jewelry based on their interpretation of masterful Japanese metalwork together with the favored gems of the region, jadeite, coral and pearls. The firm''s unique steel jewelry was produced by bluing and sandblasting techniques, which gave the metal its matte finish, an extraordinary base for its sparkling, gleaming gems.
A French Mid-20th Century 18 karat gold ring with diamonds by Van Cleef & Arpels. The ring has 31 round diamonds with an approximate total weight of 2.48 carats. The ring is composed in a modernist flame motif which centers on the diamond set bombé crown.
A French Mid-20th Century 18 karat white gold ring with diamonds and natural pearl by Pierre Sterlé. The ring has 90 round diamonds with an approximate total weight of 2.00 carats, and a natural pearl measuring 8.35 mm carats. The ring is designed as a dimensional swirl culminating with the natural pearl.
An American Mid-20th Century gold and platinum ring with diamonds by David Webb. The ring has a bezel-set Asscher-cut diamond with an approximate total weight of 2,55 carats, H/I color, VS clarity, and 12 round diamonds with an approximate total weight of 1.40 carats, H/I color, VS clarity. The ring exemplifies the distinctive Webb style of ''''big and bold". Discussed in David Webb The Quintessential American Jeweler, by Ruth Peltason, Assouline, 2013.
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