Platinum, Diamond, and Onyx Brooch

ca. 1920-25; the stylized bar brooch featuring two antique moval-cut diamonds weighing approx. 0.80 and 0.75 ct. flanked by French-cut onyx within a millegrain mount with bow motif decoration and set throughout with old European-cut diamonds; numbered 64860; 6.2 dwts.; 3 x 3/8 in.; within a box signed Tiffany & Co. New York Paris London

  • Provenance: Property of a Private Massachusetts Collection.
  • Condition: diamonds weighing approx. 3.70 tcw.; diamonds white and brilliant, G-J, VS-SI; minor loss to one French-cut onyx; overall good condition.

    Please note: All property is sold "AS IS" and any statement, whether oral or written, is given as a courtesy and shall not be deemed as a guarantee, warranty, or representation of the authenticity of authorship, physical condition, size, quality, rarity, importance, provenance, exhibitions, literature or historical relevance of the property or otherwise. The absence of a condition report does not imply the item is in perfect condition.

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May 7, 2023 11:00 AM EDT
Boston, MA, US

Grogan & Company

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Bid Increments
From: To: Increments:
$0 $999 $100
$1,000 $1,999 $100
$2,000 $4,999 $250
$5,000 $9,999 $500
$10,000 $19,999 $1,000
$20,000 $49,999 $2,500
$50,000 $99,999 $5,000
$100,000 + $10,000