Platinum & 18k Gold Brooch with Diamonds & Sapphires

Nice Plaque Brooch crafted in 18k yellow Gold and Platinum on top, accented with Diamonds weighing Approx. 0.45 carats total weight. Along with 4 Baguette Sapphires. Measurements: 1.20 x 0.85 inches.

PLATINUM & 18K GOLD CEYLON STAR SAPPHIRE DIAMOND & RUBY BROOCH: An important 18K yellow gold Russian brooch set with a large star sapphire cabochon surrounded by diamonds and knife-set rubies in an en

METAL: 18k Gold/ Platinum. MEASUREMENTS: Brooch is 85mm x 50mm, converts into two clips. GEMSTONES: Sapphires, Rose cut diamonds approx. 70 stones. TESTED: 18k/ Plat. WEIGHT: 41.4 grams.Gemstones have

2 Art Deco Brooches. 1st item: Art Deco platinum, 18k yellow gold sapphire, diamond and pearl brooch containing 14 baguette cut sapphires with a total weight of approximately .56 carats and 42 Old Eur

UDALL & BALLOU ART DECO PLATINUM, 18K GOLD, SAPPHIRE, AND DIAMOND BAR PIN / BROOCH, tested, marked "U&B", featuring 11 hexagonal-cut sapphires in slightly tapering sizes from 4.1 to 4.7 mm side to sid

A GROUP OF PLATINUM-TOPPED GOLD, BI-COLOR GOLD, SAPPHIRE AND DIAMOND BROOCHES • Platinum, 14k white gold, 18k yellow gold • 5 old European-cut, 1 old-mine cut and numerous rose-cut diamond

Art deco 18k yellow Gold and Platinum on top, featuring three Old mine Diamonds weighing Approx. 0.60 carats. Along with Rose cut Diamonds and natural blue Sapphires weighing Approx. 1.00 carats. Broo

Circa 1910/30 Bow brooch crafted in 18k yellow Gold and Platinum, set with a center Diamond Approx. 0.20 carats. Along with 88 round cut Diamonds weighing Approx. 1.75 carats. 39 Natural Sapphires wei

Crafted of fine 18k yellow gold with a platinum flash on the face. Features alternating clusters of small rose cut diamonds and square single cut sapphires in a graduated arrangement, placing the larg

METAL: 18k Gold/ Platinum. MEASUREMENTS: Brooch is 65mm x 27mm. GEMSTONES: Diamonds approx. 1.20ctw, ruby, emerald, sapphire. TESTED: Plat/18k. WEIGHT: 14 grams.Gemstones have not been graded for colo

METAL: 18k Gold/Platinum. GEMSTONES: Diamonds approx. 0.54ctw. Synthetic sapphire and ruby. MEASUREMENTS: Brooch is 34mm x 30mm. TESTED: Plat. 18k. WEIGHT: 9.4 grams.Gemstones have not been graded for

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

c. 1920-30, American, 18K yellow gold platinum toped filigree brooch featuring cushion cut sapphire with diamonds set in filigree, 2.75 in. L, 4.4 grams

This is an adorable Estate brooch, crafted from 18k yellow gold featuring a 3D baby cheetah with marquise cut 60 points sapphire eyes and red enamel spots on fur like body and tail. The pointed tip ea

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

METAL: 18K gold, platinum. GEMSTONES: diamonds, sapphires. MEASUREMENTS: earrings are 25mm long x 13.2 mm at widest point. TESTED: Platinum, 18k. WEIGHT: 4.6 grams.Gemstones have not been graded for c

METAL: 18k Gold/ Platinum. MEASUREMENTS: Cufflink top measures 15mm in diameter. GEMSTONES: Diamonds, Sapphires. MARKED: 18k. WEIGHT: .4 grams.Gemstones have not been graded for color and clarity ,and

METAL: 18k Gold/ Platinum. MEASUREMENTS: Ring size 6.25, ring is 4mm wide. GEMSTONES: Diamonds approx. 0.12ctw. Sapphire approx. 5mm wide. MARKED: Plat 18k. WEIGHT: 5.4 grams.Gemstones have not been g

Mid century platinum and 18k yellow gold brooch with rose cut and old mine cut diamonds. Center diamond approx. 0.21ct, surrounding diamonds approx. 1.60ctw. Brooch is 48mm x 38mm. Tested: Plat, 18k.

METAL: Platinum/ 18k Gold. MEASUREMENTS: Brooch is 69mm x 21mm. Chain is 3.75" long (with safety pin). TESTED: Plat top/ 18k gold. WEIGHT: 13.9 grams.Gemstones have not been graded for color and

Platinum & 18k Gold Sapphire & Diamond Ring. Measurements in inches: size 6 3/4 3.5 grams S 6.5 Condition:Good with no problems Shipping:We offer in-house shipping. Item(s) will be packed after invoic

METAL: 18k Gold / Platinum. MEASUREMENTS: Necklace is 13 1/2" long and 36mm at widest point . GEMSTONES: sapphires, tourmaline cabochon, diamonds approx. 0.62ctw. MARKED: SG mark, plat, 18k. WEIG

Ca. mid 19th to late 19thC. Stamped "18K" and "750". Contains both white and yellow gold. Excellent with no breaks, repairs or missing stones. The mine and rose cut diamonds are all very clear, the sa

METAL: 18k Gold / Platinum. GEMSTONES: Diamonds, Sapphires. MEASUREMENTS: Bracelet will fit approx. 7" wrist and is 10mm wide. TESTED: 18k/ Plat. WEIGHT: 7.6 grams.Gemstones have not been graded