An early 20th century platinum Colombian emerald and

This is an antique platinum diamond and emerald ring band dating to the early 20th century. The diamonds are VS clarity and GH color. The ring is a size 4.75US and it weighs a total of 2.5g. The band

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

A gentleman's early 20th century platinum natural colour change sapphire signet ring. The square-shape natural colour change sapphire, to the tapered band. Accompanied by report number 20024611, dated

An early 20th century platinum and gold, turquoise and old-cut diamond cluster brooch.Turquoise estimated dimensions of 17.6 by 16 by 8.5mms.Estimated total diamond weight 3.90cts, G-I colour, SI1-P1

AN EARLY 20TH CENTURY EMERALD AND DIAMOND NÉGLIGÉE PENDANT NECKLACE two old pear-cut diamonds within borders of calibré-cut emeralds, suspended from trace chains to a rose-cut diamond h

TIFFANY & CO. - an early 20th century platinum after-set fob watch. The silvered and textured dial with Arabic numerals, to the after-set circular-cut diamond and square-shape ruby chequerboard case a

EARLY 20TH CENTURY PLATINUM AND OLD MINE CUT DIAMOND ARROW PIN. Point and feather tail set with total of 28 old mine cut diamonds together weighing approximately 2.75 ct. - L: 3".

TIFFANY & CO. - a lady's early 20th century platinum diamond cocktail watch. The circular-shape white dial with black Arabic numerals and minute track, with single-cut diamond double surround, similar

An early 20th century emerald and diamond brooch. The cylindrical emerald drop, with rose-cut diamond cap, suspended from a similarly-set floral cluster. Length 3.8cms. Weight 6.9gms.

11.4 grams total weight. With old European and mine cut diamonds, 15 total. 3.25 ct. total, largest diamond .38cts. VS - SI clarity and I-J-K color. Small chip on central diamonds. Top of pin platinum

An early 20th century platinum and gold diamond pendant. Of circular outline, the pave-set diamond monogram reading the letters A and M, suspended from a loop surmount. Estimated total diamond weight

An early 20th century platinum and gold, old and rose-cut diamond ring.Estimated total diamond weight 0.75ct. Ring size P. 5.3gms.

An early 20th century platinum and 18ct gold coral and diamond dress ring. The replacement oval-shape coral cabochon, within a rose-cut diamond openwork panel surround, to the similarly-set diamond sh

An early 20th century platinum diamond cocktail watch. The circular-shape cream dial, with black Arabic numerals, within a single-cut diamond border, to the circular and rose-cut diamond pierced brace

An early 20th century platinum and 9ct gold blue zircon and single-cut diamond cluster ring.Zircon calculated weight 1.96cts, based on estimated dimensions of 6.85 by 4.5mms.Estimated total diamond we

An early 20th century platinum and 9ct gold diamond cocktail watch. The silvered dial, with vari-cut diamond bezel and geometric lugs, to the later 9ct gold adjustable mesh strap. Estimated total diam

An early 20th century platinum old-cut diamond two-stone crossover ring, with asymmetric shoulders, estimated total diamond weight 0.55ct, H-J colour, SI2-P1 clarity, band stamped PLAT, ring size N, 2

A ladies early 20th century platinum diamond manual wind cocktail watch. The white dial with black Arabic numerals and minute track, with old and single-cut diamond bezel and expandable bracelet. Esti

An early 20th century platinum and 18ct gold diamond dress ring. The three graduated circular-cut diamonds, within a single-cut diamond scalloped millegrain border. Estimated total diamond weight 0.20

An early 20th century platinum two-stone crossover ring mount. Weight 4.5gms.

Two early 20th century platinum and 18ct gold diamond and gem-set rings. To include a diamond three-stone crossover ring, together with an alternating sapphire and old-cut diamond five-stone ring. Est

New York,Early 20th Century Emerald green marbled glass grid lampshade with yellow leaf and vine belting over thin shapely column supported by round base. Overall 22" x 16" dia..Lampshade 6 1/2" x 16"

Early 20th Century Platinum and Diamond Bracelet. Openwork design set with seven round diamonds of graduated size, alternating with accent diamonds. Unmarked. Good condition. Approximately 14.4 grams.

A Swiss early 20th Century Platinum Fifteen Jewel Omega Open Face Pocket Watch And Fob Chain. Total Weight 36.3 Dwt.