Results in Platinum Diamonds & Gemstone Fine Brooches and Pins

1-25 of 254

  • Antique Platinum & 14k Yellow Gold Diamond & Sapphire Pin/Brooch

    Antique Platinum & 14k Yellow Gold Diamond & Sapphire Pin/Brooch

    Antique Platinum & 14k Yellow Gold. Diamond & Sapphire. We do have a special emphasis on Native American silver jewelry. We do this so you can see with your very own ideas the condition of the item.
    £394.20
    From United States
    Available for Best Offeror Best Offer
    £13.98 postage
  • ESTATE DIAMOND & EMERALD STICK PIN PLATINUM VINTAGE ROUND CUT 2.80 INCH LONG

    ESTATE DIAMOND & EMERALD STICK PIN PLATINUM VINTAGE ROUND CUT 2.80 INCH LONG

    ESTATE DIAMOND & EMERALD STICK PIN. We work hard to find top quality treasures for you. TESTED PLATINUM. This Item was previously owned and used so their are some minor wear and tear. ESTIMATED TOTAL WEIGHT. 10 CARAT.
    £190.70
    From United States
    Was: Previous price£224.36
    Available for Best Offeror Best Offer
    £38.31 postage
  • Antique 5 tcw ceylon sapphire platinum bar brooch/pin

    Antique 5 tcw ceylon sapphire platinum bar brooch/pin

    This is a gorgeous piece from the 1920's I believe. Platinum with a gold stick pin. Extremely well made. Exquisite piece.
    £631.98
    From United States
    £16.88 postage
  • Antique 1920s .33ct Old EURO Diamond Blue Sapphire 18k Gold Platinum Stick Pin

    Antique 1920s .33ct Old EURO Diamond Blue Sapphire 18k Gold Platinum Stick Pin

    Solid 18k Gold and Platinum. NICE piece. Metal: 18k White Gold and Platinum. Stone: Diamond & Sapphire.
    £185.65
    From United States
    £49.37 postage
  • 1920s Antique Art Deco Platinum Diamond Ruby Brooch

    1920s Antique Art Deco Platinum Diamond Ruby Brooch

    Art Deco Brooch. Diamond Color. Diamond CTW. Diamond Clarity Diamond/Ruby. Massapequa Park. We are always buying designer/signed pieces, watches, coins, diamonds, antique jewelry & gold. Buy . Free Expedited Processing.
    £849.63
    From United States
    Was: Previous price£944.03
    £19.54 postage
    26 watching26 watching
  • Diamond 15 carat and platinum brooch antique

    Diamond 15 carat and platinum brooch antique

    15 Carat Gold and Platinum. Diamond Bar Brooch. Set with 0.20 carat diamond. Weight 2.5grams.
    £171.00
    eBay Premium Service
    Was: Previous price£180.00
    Estimated delivery dateEst. delivery Mon, Dec 5
    Available for Best Offeror Best Offer
    FAST & FREE
  • Vintage Brooch Platinum & 3.08 CT Diamond Deco Pin

    Vintage Brooch Platinum & 3.08 CT Diamond Deco Pin

    Near mint preowned ladies period brooch in platinum and over 3 carats of diamonds in a millgrain design. Hinged pin attachment. Type: Brooch (9976). Metal: Platinum. We are here to assist you in your buying process!
    £1,791.64
    From United States
    Was: Previous price£1,990.72
    Available for Best Offeror Best Offer
    £31.03 postage
  • Vintage! Authentic Tiffany & Co Platinum Diamond Pin Brooch

    Vintage! Authentic Tiffany & Co Platinum Diamond Pin Brooch

    Hallmarks: Tiffany & Co. Metal: Platinum. andale andalecheckout. Lucky Diamonds. Feel safe purchasing with FORTROVE. What you see, is what you get!
    £3,001.94
    From United States
    Was: Previous price£3,159.93
    Available for Best Offeror Best Offer
    £51.35 postage
  • $7500 Estate 18K Yellow Gold Platinum Round Diamond Ruby Eyes Leopard Pin Brooch

    $7500 Estate 18K Yellow Gold Platinum Round Diamond Ruby Eyes Leopard Pin Brooch

    18K Yellow Gold Platinum Diamonds Ruby Leopard Pin Brooch. 18K yellow gold Platinum brooch weighs 14.3g. Pin brooch stamped " PLAT 18k ". Pin brooch measures 47.3mm X 16.1mm wide. Pin brooch is in excellent condition.
    £1,238.30
    From United States
    Was: Previous price£1,303.47
    Available for Best Offeror Best Offer
    £35.55 postage
  • Antique Edwardian .25ct Diamond QUESTION MARK 14k Gold Platinum Stick Hat Pin

    Antique Edwardian .25ct Diamond QUESTION MARK 14k Gold Platinum Stick Hat Pin

    Edwardian with PLATINUM Top. RARE Find and so pretty. Top grade piece. Solid 14k Gold and Platinum. Metal: 14k Gold and Platinum. Stone.25ct in Old Cut VS G Diamonds. Gram Weight: 2.5g.
    £225.15
    From United States
    £39.50 postage
  • Plarinum Carved Gem Stones & One Carat  Diamond Flower Cluster Brooch ANTIQUE

    Plarinum Carved Gem Stones & One Carat Diamond Flower Cluster Brooch ANTIQUE

    Style: Carved Gem Stones & Diamond Flower Cluster Brooch / Pin (A Treasure). Six Carved Colored Gem Stone Flowers with 4-point Diamond Centers and Five Colored Gem Stone Leaves. Stone:Center Diamond of One Carat (K SI).
    £1,974.96
    From United States
    Available for Best Offeror Best Offer
    £23.70 postage
  • Dunay Diamond Brooch - 18k Yellow Gold & Platinum .28ctw

    Dunay Diamond Brooch - 18k Yellow Gold & Platinum .28ctw

    Your quest ends here with this exquisite brooch. Fashioned by Dunoy in 18k yellow gold, this designer piece is a heart-shaped wreath adorned with six natural diamonds set in platinum. Textured gold leaves frame the round cut diamonds, which are ported from the underside for enhanced brilliance and sparkle.
    £1,184.97
    From United States
    £6.32 postage
  • STUNNING VAN CLEEF & ARPELS VINTAGE PLATINUM AND DIAMOND FLOWER BROOCH / PIN

    STUNNING VAN CLEEF & ARPELS VINTAGE PLATINUM AND DIAMOND FLOWER BROOCH / PIN

    SIGNED VAN CLEEF & ARPELS FLOWER BROOCH. BROOCH SIZE: APPROX. No loan is too large or too small! We have a discreet staff and your privacy is respected. Cash paid on the spot for your financial needs.
    £67,148.56
    From United States
    Available for Best Offeror Best Offer
    £52.53 postage
  • Authentic Tiffany & Co 18k Yellow Gold & Platinum Diamond XO Brooch Pin 1983

    Authentic Tiffany & Co 18k Yellow Gold & Platinum Diamond XO Brooch Pin 1983

    Authentic Tiffany & Co 18k Yellow Gold & Platinum Diamond XO Brooch Paloma Picas so. Stamped: 1983 - Tiffany & Co - 18k - Plat -Paloma Picas so. The diamonds were checked with an electronic diamond tester to confirm them to be real.
    £1,184.97
    From United States
    Available for Best Offeror Best Offer
    £23.63 postage
  • Antique 1950s $7000 3ct VS G Diamond Platinum Brooch Pin HEAVY

    Antique 1950s $7000 3ct VS G Diamond Platinum Brooch Pin HEAVY

    NICE solid Platinum Brooch and circa 1950s. NICE work of art and piece of history. NICE top grade diamonds! Metal: Platinum. Gram Weight: 11.7 grams.
    £1,726.11
    From United States
    £39.50 postage
    12 watching12 watching
  • Antique 1940s $25,000 12ct VS F Diamond Platinum Flower Brooch Pin Pendant 30g

    Antique 1940s $25,000 12ct VS F Diamond Platinum Flower Brooch Pin Pendant 30g

    12cts in VS F Marquis Round and Baguette Diamonds. Some baguettes are 7mm PLUS. HUGE.stunning piece. This piece is a work of art from the 1940s. Metal: Platinum. Stone: Diamond. Gram Weight: 30.4 grams.
    £6,308.01
    From United States
    Available for Best Offeror Best Offer
    £39.50 postage
    33 watching33 watching
  • Stunning 1940's Platinum Sapphire And Diamond Spray Brooch 2.00 Carat Diamonds

    Stunning 1940's Platinum Sapphire And Diamond Spray Brooch 2.00 Carat Diamonds

    AND TO SAVE YOU MONEY. Superb quality and style. The brooch measures 52.5mm by 23.8mm. AND PRECIOUS METALS TO. THIS IS SAFE QUICK AND EASY. Sometimes my pics are not too clever and any dots you see are not marks but dust or something unless I state otherwise.
    £1,875.00
    Available for Best Offeror Best Offer
    £7.95 postage
    10 watching10 watching
  • Antique 1950s 1ct VS G Diamond Blue Sapphire 18k Gold Platinum FLY BEE Pin NICE!

    Antique 1950s 1ct VS G Diamond Blue Sapphire 18k Gold Platinum FLY BEE Pin NICE!

    Stone: 1ct in VS G Diamonds and Natural BLUE Sapphire EYES. Set with1ct in VS G Diamonds and Natural BLUE Sapphire EYES.18k Gold and Platinum. NICE piece. RARE Find. Metal: 18k Gold and Platinum.
    £545.09
    From United States
    £49.37 postage
    25 watching25 watching
  • 18K  PLATINUM TWO TONE GENUINE EMERALD SAPPHIRE STICK PIN

    18K PLATINUM TWO TONE GENUINE EMERALD SAPPHIRE STICK PIN

    11 princess cut genuine emerald. 02 pts each a total of. 22 carat. Tested positive for 18k. Pin measures 2 3/4" long X 7/16" at its widest. We are located in New York State. We are not responsible for custom delays.
    £177.75
    From United States
    £35.55 postage
  • Diamond Flower Ribbon Corsage Platinum Brooch

    Diamond Flower Ribbon Corsage Platinum Brooch

    £19,749.58
    From United States
    Free P&P
  • Antique 1920s 1ct Natural Ceylon Sapphire Diamond Platinum Filigree Brooch Pin

    Antique 1920s 1ct Natural Ceylon Sapphire Diamond Platinum Filigree Brooch Pin

    Generally these are synthetic from the period but these are natural. So pretty and circa 1920s. one of a kind find. Metal: Platinum and 14k Gold BACK PIN. Stone: Diamond. Gram Weight: 5 grams.
    £312.04
    From United States
    £49.37 postage
    13 watching13 watching
  • Art Deco Platinum Diamond Brooch .60ct circa 1915

    Art Deco Platinum Diamond Brooch .60ct circa 1915

    This is a stunning platinum diamond set brooch. The sparkling diamond has been milgrain set, typical of the Art Deco era. Art Deco Platinum Diamond Brooch. It would be possible to convert this brooch into a platinum diamond solitaire ring with knife edge shoulders and shank.
    £895.00
    eBay Premium Service
    Available for Best Offeror Best Offer
    Estimated delivery dateEst. delivery Mon, Dec 5
    FAST & FREE
  • Estate Art Deco Platinum Diamond Pin/Brooch Dress Clips-  HM1352

    Estate Art Deco Platinum Diamond Pin/Brooch Dress Clips- HM1352

    Platinum Art Deco double clip pin/brooch. Unmarked; tested Platinum. Diamond quality is graded as approx H-I Color, VS Clarity. Pin weighs 23 grams. We will get back to you promptly. Measurements: ~2.5 " w x 0.85" h.
    £9,874.79
    From United States
    £67.15 postage
    28 watching28 watching
  • Beautiful 14K Gold & Platinum Diamond Pin Brooch

    Beautiful 14K Gold & Platinum Diamond Pin Brooch

    14K yellow gold & Platinum. Whit approx. 10ct beautiful Diamond. 2.8 grams in weight. Size 2.1/4". in excellent condition. No exceptions!
    £434.49
    From United States
    Available for Best Offeror Best Offer
    £16.54 postage
  • Vintage $20,000 15ct VS D Diamond Aquamarine Sapphire Platinum Flower Brooch Pin

    Vintage $20,000 15ct VS D Diamond Aquamarine Sapphire Platinum Flower Brooch Pin

    Stone: Aquamarine, Sapphire & Diamond. Set with 10cts in VS D E Diamonds.Old Cut Rounds and LARGE FRENCH and STEP BAGUETTE diamonds in the stem. 2ct Natural Aquamarine and 3cts in Blue Sapphires. 15cts total and mesmerizing.
    £3,938.07
    From United States
    £49.37 postage
    56 watching56 watching

Got one to sell?

Get it in front of 17+ million UK buyers.