Lot 87

H. Stern, Tanzanite, Diamond, and White Gold Ring

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H. Stern, Tanzanite, Diamond, and White Gold Ring

Estimate: $1,000 - $2,000

Starting Bid: $500

(0 Bids)

by Freeman’s
July 22, 2026 10:00 AM CDT
Live Auction
1550 W Carroll Avenue
Suite 106
Chicago, IL, US 60607

H. Stern, Tanzanite, Diamond, and White Gold Ring
Oval tanzanite weighing approximately 3.25 carats by formula, and pavé-set round brilliant cut diamonds weighing approximately 0.75 carat total. 18 karat white gold. Ring size 6 1/2.
Stamp: (H. Stern maker's mark) 750.
Gross weight: 6.80 dwt.
Property from a Naples, Florida Estate
This lot is located in Chicago.

  • Provenance: H. Stern is a luxury Brazilian jewelry firm known for its sculptural designs, colorful gemstones, and hidden details. Founded by Hans Stern in 1945, a German Jewish immigrant, the company first gained notoriety for its use of under-exploited Brazilian gems, introducing its stones to the general market and bringing much of the jewelry industry to Latin America. Notable collections include collaborations with architect Oscar Niemeyer and designer Diane von Furstenberg. Today, H. Stern, run by Stern’s son Roberto, is recognized as one of the leading jewelers in Latin America, celebrated for its innovative and vibrant designs.
  • Condition: Overall Condition: Moderate scratching throughout consistent with age and use. Some abrasion to tanzanite. Tanzanite is slightly loose in mounting. Light wear to rhodium plating. Tanzanite measures approximately 10.35 x 8.20 x 6.05 mm.

    Diamond Characteristics (graded insofar as mounting permits)
    Color: G-H.
    Clarity: VS-SI.

    Any information appearing in the Condition Report should be treated as opinion and is provided as a courtesy. Freeman’s is not responsible for any discrepancies, errors, or errors of omission. Please contact [email protected] to request a Condition Report, if none is provided, or to request additional information or photographs of this lot. All lots are sold “AS IS”.

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You agree to pay a buyer’s premium, as outlined below, and any applicable taxes and shipping.
Buyer's Premium
$0 - $1,000,000:
32.00%
$1,000,001+:
25.00%

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Bid Increments
From: To: Increments:
$0 $999 $50
$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 $199,999 $10,000
$200,000 + $20,000