Marcus & Co. Belle Époque Platinum, Gold, Sapphire and Diamond Pendant-Brooch

A BELLE EPOQUE DIAMOND PENDANT / BROOCH, EARLY 20TH CENTURY in yellow gold and platinum, the foliate body suspending swags, jewelled throughout with old European, single and rose cut diamonds, the dia

and 14kt Gold Pendant Watch. On a platinum and 14kt gold chain. With CH Meylan movement, 17 jewels, no. 24636. Interior of watch case stamped, "A.W.C. Co, 14k, 9730". Total approx. weight is 18.6 dwt.

Marcus & Co. Platinum, Gold, Amethyst and Diamond Brooch One lozenge-shaped amethyst ap. 27.0 x 18.0 x 9.7 mm., rose-cut diamonds, signed M & Co., c. 1915, ap. 8.2 dwts. C

MARCUS & CO: SAPPHIRE AND DIAMOND BROOCH/PENDANT, EARLY 20TH CENTURY The central oval-cut sapphire within an openwork quatrefoil border of floral and foliate motifs, millegrain-set throughout with old

Belle Epoque brooch (can also serve as a pendant) from circa 1900, made of 18K White Gold (acid tested by the auction house) in a floral pattern and set in its center with an Old Mine Cut diamond weig

Belle Epoque brooch (can also serve as a pendant) from circa 1900, made of 18K White Gold (acid tested by the auction house) in a floral pattern and set in its center with an Old Mine Cut diamond weig

Belle Epoque Platinum Diamond and Sapphire Brooch; platinum; 13.0dwt/20.21g; center = 1.25cts; 94 round diamonds = 9.25cts; Total Diamond Weight = 10.50cts; 59 sapphires = 1.25cts; 2 1/4" x 1 1/4"

TIFFANY & CO. Platinum, Diamond, and Sapphire Pendant/Broochthe circle brooch featuring a row of round brilliant-cut diamonds weighing approx. 3.10 tcw. and a row of channel-set baguette-cut sapphires

18K And Platinum Victorian Belle Époque Diamond Pearl Pendant Brooch Stylized floral design with arrow and star details. Old cut diamond apx .45 carats. Pearls apx 3mm each. In excellent condition. T

Diamond Pendant or Brooch. Tiffany & Co. 18kt yellow gold cross form pendant or brooch with central round brilliant cut diamond surrounded by (4) pairs of faceted sapphire accents. Stamped verso, "Tif

Platinum, Silver, Gold, Natural Pearl, Diamond and Sapphire Flower Pendant-Brooch with White Gold Chain Necklace 14 kt., 11 semi-baroque button and drop-shaped pearls ap. 9.00 to 4.96 mm., 2 oval and

This lot is accompanied by an Independant Gemologist Appraisal letterMarcus & Co style 18k gold emerald diamond and enamel, art nouveau antique brooch/pendant designed with one elongated, oval cabocho

AN ANTIQUE BELLE EPOQUE PEARL AND DIAMOND PENDANT in platinum and gold, the central openwork motif jewelled with diamonds and pearls, suspending a trio of pearl drops, unmarked, 6.1cm, 5.4g.

Beautiful Antique Pendant/Brooch Platinum and Yellow Gold with 2 Sapphires. Diamonds are unpolished 6.2 GramsTW

AN EXQUISITE BELLE EPOQUE PINK TOPAZ AND DIAMOND BROOCH in yellow gold and platinum, set to the centre with a cushion cut pink topaz of approximately 7.35 carats, within two concentric borders of old

Art Deco platinum and 14k gold brooch, converted into a pendant, with sapphires and approx. 0.06ctw in diamonds. suspended on a 14k gold chain. Necklace is 18" long, brooch/pendant is 64mm x 5mm wide.

Marcus & Co. Edwardian Diamond Crescent Brooch platinum/18k yellow gold, the brooch mounted with old European-cut and old single-cut diamonds weighing approximately 2.50 carats in total, signed "M & C

FINE BELLE EPOQUE DIAMOND BROOCH, in high carat gold and platinum. Set with bright and lively diamonds. Diam. 3.3 cm. 6.7 grams.

Diamond, Yellow Sapphire, Platinum, Gold Brooch, Schlumberger for Tiffany & Co. The brooch features a round-cut yellow sapphire weighing approximately 1.10 carats, enhanced by full-cut diamonds we

BELLE EPOQUE CITRINE DIAMOND AND PEARL PENDANT/BROOCH NECKLACE. Platinum.Citrine rich and vibrant.Bright and lively diamonds.Pearl untested.W. 2.5 cm.9.3 grams.

FINE BELLE EPOQUE DIAMOND BROOCH,High carat gold and platinum.Diamonds totalling approx. 2.20 ct. Bright and lively.W. 4 cm.9.3 grams.Fine brooch, good condition.

David Webb 17.20ctw Emerald & Blue Sapphire, 13.50ctw VS1-VS2/F-G Diamond Solid Platinum/18K Yellow Gold One of a Kind Convertible Brooch/Pendant (Comes W/$300,000 Appraisal) - This immaculately craft

FINE BELLE EPOQUE DIAMOND PENDANT,High carat gold and platinum.Largest diamond approx. 0.87 ct. diamonds totalling approx. 2.30 ct.Diamonds H-I colour, VS/SI clarity.Fine garland and wreath design.L.

Vintage Tiffany & Co Retro Diamond, Sapphire and 14 Karat Yellow Gold Pendant / Brooch and Screw Back Earrings. Signed. Pendant measures 1-1/4" H, 1-1/8" W; earrings measure 7/8" x 7/8". Approx. total