TANK RING A striking Art Deco-style ring in platinum, featuring...
TANK RING
A striking Art Deco-style ring in platinum, featuring a rectangular shape with beveled edges. It features a large vintage cushion-cut diamond set in a square setting, surrounded by geometric, stepped shoulders and a border entirely pavé-set with vintage-cut and eight-eight-cut diamonds. The openwork band features a gallery cut with diamond-shaped motifs.
The center diamond: old-cut cushion; dimensions 8.54 × 7.48 × 5.84 mm; weight 2.82 ct; color G; clarity SI1;
very strong fluorescence; no indication of treatment. Comments: additional facets, marked scratches (report from the French Gemmological Laboratory No. 426399 dated June 15, 2026). Twenty accent diamonds, each weighing between 0.05 and 0.15 carats.
French craftsmanship, platinum; dog’s head hallmark. No master’s mark. Circa 1935.
Ring size: 51 — Gross weight: 18.9 g.
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TANK RING
A striking Art Deco-style ring in platinum, featuring a rectangular shape with beveled edges. It features a large vintage cushion-cut diamond set in a square setting, surrounded by geometric, stepped shoulders and a border entirely pavé-set with vintage-cut and eight-eight-cut diamonds. The openwork band features a gallery cut with diamond-shaped motifs.
The center diamond: old-cut cushion; dimensions 8.54 × 7.48 × 5.84 mm; weight 2.82 ct; color G; clarity SI1;
very strong fluorescence; no indication of treatment. Comments: additional facets, marked scratches (report from the French Gemmological Laboratory No. 426399 dated June 15, 2026). Twenty accent diamonds, each weighing between 0.05 and 0.15 carats.
French craftsmanship, platinum; dog’s head hallmark. No master’s mark. Circa 1935.
Ring size: 51 — Gross weight: 18.9 g.
Estimate
Time, Location
Auction House
