Platinum Brooch with Diamonds of c. 3.6 ct., Early 20th

Designed as dimensional knotted ribbon of OMC diamonds, approx. 9.45 cts TW. Early 20th c. Stamped Schumann & Sons. 2 1/2" x 2". 19.6 dwt.

Victorian/Edwardian platinum and multicolor 14K gold, diamond and cultured pearl brooch. Stamped, "B14K". 11.7 grams. 1.875"L, Circa - Late 19th - Early 20th C. PROVENANCE: James Robinson, New York. F

Central OEC diamond, .72 ct. by formula, framed by diamond halo in platinum head, surrounding diamonds, approx. .70 ct. TW, on yellow gold hoop. Early 20th c. Unmarked. At least 14k yg. Size 6. 2.0 dw

Platinum tested, approx. 1.25 Ct Solitaire 4 Prong Diamond Engagement Ring. Monogrammed inside ring & 12/25 illegible probably Xmas engagement. Early 20th C. No appraisal. 2 side baguette diamonds. Co

18K Yellow Gold Brooch/Pendant, early 20th c., with a central 1.25 ct. round diamond, atop five in-and-out graduated diamond mounted loops, H.- 1/2 in., Dia.- 1 in., Diamond Accent Wt. - App.- .6 cts.

An engraved gold hatching snake with OEC diamond eyes, approx. .01 ct. TW, and round cut sapphire accent, on chain; A green enameled snake and textured gold skull brooch. 14k. Early 20th c. 1 1/2" x 1

An A. J. Hedges engraved flower head brooch with central seed pearl; An enameled pansy charm; A single-cut diamond, approx. .01 ct. TW. and seed pearl bar brooch. 14k. Ca. 1910. 1", 5/8", 1 1/4". 4.9

Platinum & diamond flower brooch, 20th c., set with marquise, circular and baguette cut diamonds, est 5.0 carats, G-H color, approx. 8.38 dwt. (total), unmarked Provenance: A Private Collection: 1111

A DIAMOND BROOCH, EARLY 20TH CENTURY in 14ct yellow gold and platinum, the scrolling body set with a fan of rose cut diamonds, accented by further rose cut diamonds and an articulated diamond drop, st

DESCRIPTION: A Victorian brooch composed of a 14kt white gold foundation with filigree flora motifs and five diamonds. Marked:"14k". CIRCA: Late 19th-Early 20th Ct. DIMENSIONS: H:0.55" L:2.25" Total W

Antique platinum and diamond filigree ring with approximately .42 tcw., size 5 1/2, stamped platinum, weighs 3.2 grams/2.0 dwt., early 20th C

Diamond Ginger Ale sign (Waterbury, CT), early 20th C. advertisement, red border with yellow background and bold font, wear consistent with age including warping, dents, heavy oxidation and paint loss

incisa e sbalzata, con tre diamanti centrali taglio vecchio e diamanti taglio rosa, cts. 4.00 totali circa. Cm. 9. Gr. 8 An early 20th Century platinum brooch with old cut diamonds and rose cut diamon

Early 20th Century Antique Estate-style Three diamond ring set in platinum. Each diamond approximately .12 CT. size 5.5. some wear from normal use. overall good. total weight: 2.9 grams / 1.8 dwt. Key

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

DESCRIPTION:Antique platinum engagement ring. Finished with small diamonds along the sides of the bezel, surrounding a 0.5 ct diamond center stone. CIRCA:Early-Mid 20th Ct. ORIGIN: Italy DIMENSIONS:Ri

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

Edwardian/Deco 14K yellow gold and diamond bow brooch featuring three rose cut diamonds. Stamped, "1706". 6.7 grams. 1.25"L, Circa - Early 20th C. PROVENANCE: From the Estate of a Prominent Texas Busi

A DIAMOND AND ENAMEL BROOCH, EARLY 20TH CENTURY in platinum and yellow gold, the oval body of openwork design, set with a central old cut diamond between panels of blue guilloche enamel, accented by f

A carved turquoise heart with OMC diamond ribbon bow surround, approx. .24 ct. TW. Early 20th c. 18k. Size 6 1/4. 2.2 dwt.

Carved Rock Crystal, Platinum and Diamond Circle Brooch Circular beveled chipped rock crystal dia. ap. 35 mm., 6 baguette and 62 single-cut diamonds ap. .85 ct. C

Edwardian diamond & emerald pendant, early 20th c., hanging pendant set in platinum with yellow gold accents, 20" chain, pendant approx. 2.5"h, 1"w, 9.9 g Provenance: Property from the Collection of a

Three brooches 19th-early 20th centuryComprising two 19th Century brooches, one shell cameo and metal brooch, one garnet and gold dome brooches, and one platinum, diamond and synthetic sapphire bar p

The folding lorgnette with rose cut diamond, enameled and engraved platinum handle. Early 20th c. 3" x 5". 15.4 dwt. GW (with crystal).