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    Opal Brooches

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    • 24kt., 20kt., 18kt., and 14kt. Opal and Cloisonne Brooch by Connie Brauer
      Estimate
      $200 - $400

      24kt., 20kt., 18kt., and 14kt. Opal and Cloisonne Brooch by Connie Brauer

      Est.
      $200 - $400
      Brunk Auctions
      4 Bids
      Current Bid
      $500
      Click Here to Bid Live
    • 18kt. Boulder Opal, Chrome Tourmaline and Blue Sapphire Brooch, By Seven Fingers
      Estimate
      $1,400 - $2,000

      18kt. Boulder Opal, Chrome Tourmaline and Blue Sapphire Brooch, By Seven Fingers

      Est.
      $1,400 - $2,000
      Brunk Auctions
      0 Bids
      Starting Bid
      $700
      Click Here to Bid Live
    • Eclectic Asymmetrical Assemblage Contemporary Studio Art Brooch
      Estimate
      $600 - $800

      Eclectic Asymmetrical Assemblage Contemporary Studio Art Brooch

      Est.
      $600 - $800
      Sarasota Estate Auction
      0 Bids
      Starting Bid
      $300
      Click Here to Bid Live
    • One 14k Gold and Opal Pin - Gross 10.2 g.
      Estimate
      $650 - $800

      One 14k Gold and Opal Pin - Gross 10.2 g.

      Est.
      $650 - $800
      Sarasota Estate Auction
      1 Bid
      Current Bid
      $300
      Click Here to Bid Live
    • 14K Gold White and Black Opal Diamond Pin / Pendant
      Estimate
      $2,000 - $2,500

      14K Gold White and Black Opal Diamond Pin / Pendant

      Est.
      $2,000 - $2,500
      Locati LLC
      0 Bids
      Starting Bid
      $1,000
      Click Here to Bid Live
    • Three Opal Brooches
      Estimate
      $500 - $700

      Three Opal Brooches

      Est.
      $500 - $700
      Litchfield Auctions
      Click Here to Bid Live
    • 18kt Gold and Opal Brooch
      Estimate
      $500 - $700

      18kt Gold and Opal Brooch

      Est.
      $500 - $700
      Bonhams Skinner
    • Yellow Gold & Opal Brooch
      Estimate
      CAD$300 - CAD$400 $218.98 - $291.97

      Yellow Gold & Opal Brooch

      Est.
      CAD$300 - CAD$400 $218.98 - $291.97
      Harrington's Auctions
      Click Here to Bid Live
    • Yellow Gold & Opal Vintage Brooch
      Estimate
      CAD$500 - CAD$700 $364.96 - $510.95

      Yellow Gold & Opal Vintage Brooch

      Est.
      CAD$500 - CAD$700 $364.96 - $510.95
      Harrington's Auctions
      Click Here to Bid Live
    • A BLACK OPAL AND DIAMOND BAR BROOCH, an oval black opal in
      Estimate
      GBP£600 - GBP£800 $800 - $1,066.67

      A BLACK OPAL AND DIAMOND BAR BROOCH, an oval black opal in

      Est.
      GBP£600 - GBP£800 $800 - $1,066.67
      Elstob & Elstob
      Click Here to Bid Live
    • JEWELRY. Antique Opal and Diamond Brooch.
      Estimate
      $2,500 - $3,000

      JEWELRY. Antique Opal and Diamond Brooch.

      Est.
      $2,500 - $3,000
      Clarke Auction
      Click Here to Bid Live
    • JEWELRY. Antique Opal and Diamond Brooch.
      Estimate
      $3,000 - $4,000

      JEWELRY. Antique Opal and Diamond Brooch.

      Est.
      $3,000 - $4,000
      Clarke Auction
      Click Here to Bid Live
    • 14K Gold & Opal Brooch
      Estimate
      $350 - $450

      14K Gold & Opal Brooch

      Est.
      $350 - $450
      Case Auctions
      4 Bids
      Sold for
      $250
      Click Here to Bid Live
    • Opal Dragonfly Gold Brooch Pin
      Estimate
      $400 - $600

      Opal Dragonfly Gold Brooch Pin

      Est.
      $400 - $600
      Farber Auctioneers and Appr...
      Click Here to Bid Live
    • 14K Gold Opal Brooch Pendant
      Estimate
      $700 - $900

      14K Gold Opal Brooch Pendant

      Est.
      $700 - $900
      A Touch of the Past
      Click Here to Bid Live
    • BELLE EPOQUE LARGE OPAL AND DIAMOND BROOCH
      Estimate
      GBP£1,500 - GBP£3,000 $2,000 - $4,000

      BELLE EPOQUE LARGE OPAL AND DIAMOND BROOCH

      Est.
      GBP£1,500 - GBP£3,000 $2,000 - $4,000
      Etrusca Auctions Ltd
      Click Here to Bid Live
    • 14kt Gold, Opal, and Diamond Pendant/Brooch
      Estimate
      $800 - $1,200

      14kt Gold, Opal, and Diamond Pendant/Brooch

      Est.
      $800 - $1,200
      Bonhams Skinner
    • Opal and 14K Brooch
      Estimate
      $800 - $1,200

      Opal and 14K Brooch

      Est.
      $800 - $1,200
      Kodner Galleries
      Click Here to Bid Live
    • 15kt Yellow Gold Opal & Diamond Brooch
      Estimate
      CAD$500 - CAD$700 $364.96 - $510.95

      15kt Yellow Gold Opal & Diamond Brooch

      Est.
      CAD$500 - CAD$700 $364.96 - $510.95
      Pridham's
      Click Here to Bid Live
    • 14K Opal Diamond Brooch
      Estimate
      $600 - $800

      14K Opal Diamond Brooch

      Est.
      $600 - $800
      Concept Gallery
      Click Here to Bid Live
    • ANTIQUE DIAMOND, TURQUOISE, OPAL AND PEARL INSECT BROOCH
      Estimate
      GBP£600 - GBP£1,200 $800 - $1,600

      ANTIQUE DIAMOND, TURQUOISE, OPAL AND PEARL INSECT BROOCH

      Est.
      GBP£600 - GBP£1,200 $800 - $1,600
      Etrusca Auctions Ltd
      Click Here to Bid Live
    • 14 Karat Gold Jadeite and Opal Butterfly Brooch
      Estimate
      $400 - $600

      14 Karat Gold Jadeite and Opal Butterfly Brooch

      Est.
      $400 - $600
      Nadeau's Auction Gallery
      Click Here to Bid Live
    • Antique 10k Opal & Pearl Brooch
      Estimate
      $200 - $300

      Antique 10k Opal & Pearl Brooch

      Est.
      $200 - $300
      Associated Estate & Apprais...
      Click Here to Bid Live
    • A late Victorian diamond opal and ruby bar brooch,
      Estimate
      GBP£400 - GBP£600 $533.33 - $800

      A late Victorian diamond opal and ruby bar brooch,

      Est.
      GBP£400 - GBP£600 $533.33 - $800
      Sworders
      Click Here to Bid Live
    • 14 k White Gold & Blue Opal Brooch
      Estimate
      CAD$300 - CAD$500 $218.98 - $364.96

      14 k White Gold & Blue Opal Brooch

      Est.
      CAD$300 - CAD$500 $218.98 - $364.96
      Harrington's Auctions
      Click Here to Bid Live
    • Diamonds, Opals and Silver Bee Charm / Brooch
      Estimate
      $450 - $700

      Diamonds, Opals and Silver Bee Charm / Brooch

      Est.
      $450 - $700
      WinBids Auctions
      Click Here to Bid Live
    • A LATE VICTORIAN BLACK OPAL AND SEED PEARL BROOCH, an oval
      Estimate
      GBP£70 - GBP£90 $93.33 - $120

      A LATE VICTORIAN BLACK OPAL AND SEED PEARL BROOCH, an oval

      Est.
      GBP£70 - GBP£90 $93.33 - $120
      Elstob & Elstob
      Click Here to Bid Live
    • 18k Gold Black Opal Butterfly Brooch Pin
      Estimate
      $1,500 - $2,000

      18k Gold Black Opal Butterfly Brooch Pin

      Est.
      $1,500 - $2,000
      Farber Auctioneers and Appr...
      Click Here to Bid Live
    • 14K Yellow Gold Brooch with Black Opal
      Estimate
      $200 - $300

      14K Yellow Gold Brooch with Black Opal

      Est.
      $200 - $300
      Nadeau's Auction Gallery
      Click Here to Bid Live
    • Rococo Revival Style 14K Yellow Gold Opal Brooch
      Estimate
      $800 - $1,200

      Rococo Revival Style 14K Yellow Gold Opal Brooch

      Est.
      $800 - $1,200
      Auctions at Showplace
      Click Here to Bid Live
    • Victorian 14K Yellow Gold Brooch with Diamonds, Opals, and Pearl
      Estimate
      $2,000 - $10,000

      Victorian 14K Yellow Gold Brooch with Diamonds, Opals, and Pearl

      Est.
      $2,000 - $10,000
      COLLECTive Hudson
      Click Here to Bid Live
    • Antique 14k Gold Opal Brooch Lot

      Antique 14k Gold Opal Brooch Lot

      A Touch of the Past
      Click Here to Bid Live
    • Antique 14k Crescent Moon Opal Brooch
      Estimate
      $700 - $900

      Antique 14k Crescent Moon Opal Brooch

      Est.
      $700 - $900
      Associated Estate & Apprais...
      Click Here to Bid Live
    • Antique Silver Gold Rose Cut Diamond Opal Brooch
      Estimate
      $3,000 - $4,000

      Antique Silver Gold Rose Cut Diamond Opal Brooch

      Est.
      $3,000 - $4,000
      A Touch of the Past
      Click Here to Bid Live
    • 14k Gold Black Opal & Diamonds Brooch
      Estimate
      $1,500 - $3,000

      14k Gold Black Opal & Diamonds Brooch

      Est.
      $1,500 - $3,000
      Blackwell Auctions
      Click Here to Bid Live
    • A silver boulder opal, mabé pearl, amethyst and blue topaz brooch,
      Estimate
      GBP£80 - GBP£120 $106.67 - $160

      A silver boulder opal, mabé pearl, amethyst and blue topaz brooch,

      Est.
      GBP£80 - GBP£120 $106.67 - $160
      Sworders
      Click Here to Bid Live
    • Victorian 14k Opal and Pearl Pendant/Brooch
      Estimate
      $200 - $300

      Victorian 14k Opal and Pearl Pendant/Brooch

      Est.
      $200 - $300
      Associated Estate & Apprais...
      Click Here to Bid Live
    • 14K Gold Opal Brooch Pendant
      Estimate
      $450 - $600

      14K Gold Opal Brooch Pendant

      Est.
      $450 - $600
      Hampton Estate Auction
      Click Here to Bid Live
    • 14k Gold Opal Pearl Ruby Insect Brooch
      Estimate
      $280 - $360

      14k Gold Opal Pearl Ruby Insect Brooch

      Est.
      $280 - $360
      A Touch of the Past
      Click Here to Bid Live
    • Victorian 18K & Silver Top Diamond and Opal Brooch
      Estimate
      $3,600 - $6,000

      Victorian 18K & Silver Top Diamond and Opal Brooch

      Est.
      $3,600 - $6,000
      WinBids Auctions
      Click Here to Bid Live
    • 18 CT GOLD CARVED OPAL OWL CRESCENT BROOCH WITH DIAMONDS
      Estimate
      GBP£600 - GBP£1,200 $800 - $1,600

      18 CT GOLD CARVED OPAL OWL CRESCENT BROOCH WITH DIAMONDS

      Est.
      GBP£600 - GBP£1,200 $800 - $1,600
      Etrusca Auctions Ltd
      Click Here to Bid Live
    • AN OPAL AND DIAMOND FLORAL SPRAY BROOCH, an old-cut diamond
      Estimate
      GBP£600 - GBP£800 $800 - $1,066.67

      AN OPAL AND DIAMOND FLORAL SPRAY BROOCH, an old-cut diamond

      Est.
      GBP£600 - GBP£800 $800 - $1,066.67
      Elstob & Elstob
      Click Here to Bid Live
    • Antique 14k Gold Opal Diamond Brooch
      Estimate
      $650 - $800

      Antique 14k Gold Opal Diamond Brooch

      Est.
      $650 - $800
      Farber Auctioneers and Appr...
      Click Here to Bid Live
    • 14K Yellow Gold Opal Diamond Brooch
      Estimate
      $800 - $1,200

      14K Yellow Gold Opal Diamond Brooch

      Est.
      $800 - $1,200
      Auctions at Showplace
      Click Here to Bid Live
    • (2) 18K Gold Nugget and Opal Brooch Pin
      Estimate
      $200 - $400

      (2) 18K Gold Nugget and Opal Brooch Pin

      Est.
      $200 - $400
      Blackwell Auctions
      Click Here to Bid Live
    • 18K Gold Flower Brooch w/ Opals
      Estimate
      $300 - $600

      18K Gold Flower Brooch w/ Opals

      Est.
      $300 - $600
      Revere Auctions
      Click Here to Bid Live
    • Large Silver Gold Opal Diamond Cross Pendant Brooch
      Estimate
      $3,000 - $4,000

      Large Silver Gold Opal Diamond Cross Pendant Brooch

      Est.
      $3,000 - $4,000
      A Touch of the Past
      Click Here to Bid Live
    • Antique 14k Gold Opal Brooch Pendant
      Estimate
      $200 - $300

      Antique 14k Gold Opal Brooch Pendant

      Est.
      $200 - $300
      Hampton Estate Auction
      Click Here to Bid Live