NO RESERVE - A DIAMOND BROOCH AND CLASP in platinum,

Six Strand Cultured Pearl Torsade Bracelet with Platinum and Diamond Clasp/Clip-Brooch Combination The pearls ap. 7.2 to 5.6 mm., the clasp of a stylized pierced bow motif, set with 143 round diamonds

Period c.1925 Composition Platinum & diamonds (approx 2ct) Dimensions 3 x 3.5 x 1 cm Weight 5.3 g Fine Platinum Diamond Horseshoe Brooch c.1925 Reserve: $1,600.00 Shipping: Domestic: Flat-rate of $38.

Main Gem: Natural sapphire Color: Blue Gemstone Size: 5.5 carats Diamonds: Approximately 3 ctw of Old European Cut diamonds Color/Clarity: G, VS Metal: Platinum Please note that this lot has a reserve

NO RESERVE - AN ANTIQUE PEARL AND DIAMOND BROOCH, CIRCA 1910, Made in yellow gold and platinum, Pearl, approximate diameter 3.8mm, Rose cut diamonds, Stamped 585 (loss of sharpness due to polishing),

NO RESERVE - AN ART DECO DIAMOND ARROW JABOT PIN BROOCH in 15ct yellow gold and platinum, terminating at both ends with round cut diamonds, stamped 15CT PT, 7.5cm, 5.7g.

NO RESERVE - A PERIDOT AND DIAMOND BAR BROOCH, EARLY 20TH CENTURY, Made in 18 carat white gold and platinum, Octagonal step cut peridot, weighing approximately 3.71 carats, Single cut diamonds, Stampe

Vintage platinum and diamond circular pin with interlocking ribbon form comprising of 3.6 ctw diamonds (VS - SI clarity, G-H color). Unmarked. Ahlers & Ogletree, Inc. reserves the right to demand paym

PLATINUM AND DIAMOND CLIP BROOCH Approx. 13.45 total dwt. (No Reserve*) Form suggesting a trumpeting angel. Set with ten brilliant-cut diamonds and 91 single-cut diamonds, approx. 4.00 carats total we

NO RESERVE - AN ANTIQUE BLACK OPAL AND DIAMOND BAR BROOCH, CIRCA 1910, Made in yellow gold and platinum, Oval cabochon black opal, weighing approximately 1.61 carats, Single cut and rose cut diamonds,

PLATINUM AND DIAMOND FOLD-OVER CLIP BROOCH (NO RESERVE*) Approx. 9.71 total dwt. (* To be sold with no reserve above starting bid). Set with 20 baguette diamonds, eight marquise diamonds, approx. 0.64

Circa 1890's Art Nouveau antique Tiffany and Co platinum brooch having 4ctw old mine cut diamonds(Clarity:VS-SI/Color:E-H) with an onyx inlay and 18K yellow gold clasp/pin. Stamped 18K on clasp, engra

57 full cut old European cut diamonds, 22 single cut old European diamonds, graduating in size 2.0 - 1.2mm, tested platinum, straight bar pin with "J" clasp, 2-1/4 x 5/8 in, 10.1 grams Provenance: Pro

Edwardian Platinum & 18K Yellow Gold Demantoid Garnet and Diamond Brooch, c. 1915, comprising of 14 Demantoid Garnets, approx. 3/16 ct, and 26 diamonds approx. 1/16 ct each, stamped 14K on clasp [4938

Manual wind with baguette and single cut diamond set case est. tw 1.25 carat F/G VS carat . Platinum clasp stamped plat C+B measures  5 3/4" Please note that this lot has a reserve. When you leave

A vintage circle brooch containing twenty two old European cut diamonds weighing approximately 2.2 carats total weight. Finished with milgrain details and safety clasp to verso. Measures approximatel

Platinum, emerald, and diamond encrusted bow form pin. Apparently unmarked, tested for fineness. Approx. h. 1.5", w. 1.375", total weight 7.1g. Ahlers & Ogletree, Inc. reserves the right to require pa

A Platinum, Diamond and Sapphire Brooch, Set with eight sapphires each measuring approx. 0.07pt. Also having sixteen diamond melee each measuring approx. 0.04pt. Having a yellow gold clasp. Total weig

Ladies Stunning Hand made diamond pendant-pin with a bright polish finish. Wreath Circa 1930s - 1940s 12.81 Carat weight total Platinum - 22.00 Grams C-Clasp and Foreclosure See Appraisal - Included w

Set with small diamonds in an old polish and a diamond in polish in a weight of approx. 0.25 ct. Length approx, 6.5 cm. The pin clasp is 14K gold

The 14k gold and platinum brooch/pendant is set with four 0.03 carat diamonds and a central green faceted gemstone, marked 14k and Plat. on the clasp. Pendant measures 1.625 x 0.875 inches. Green face

ART DECO DIAMOND BROOCH/CLASP, CIRCA 1935, AND TRIPLE ROW CULTURED PEARL NECKLACE The openwork geometric plaque set throughout with cushion-shaped and old brilliant diamonds, with step and baguette-cu

South Sea Baroque Pearl and Diamond Brooch platinum, the brooch mounted with white South Sea baroque pearls with a good luster, measuring approximately 11.50 mm to 12.50 mm, accented by baguette-, tri

Diamond Brooch platinum, the brooch mounted with round brilliant-cut diamonds weighing approximately 1.43 carats in total, and accented with a round-cut treated ruby for the eye, weighing approximatel

An Art Decó old-cut diamond brooch, platinum, unmarked, tested, with 51 old-cut diamonds and 16 diamond roses, weighing 5.58 ct fine white-slightly tinted white+ (G-I) /VVS-SI, l. 44 mm, 9.99 g, with