A beautiful 18K white gold start pendant set with diamonds and sapphires from Chanel’s haute joaillerie “Comete” collection. Coco Chanel’s first jewelry designs were based on celestial themes and when the house re-entered the luxury jewelry business they reinvented many of her early designs. This star pendant features four round brilliant diamonds and three blue sapphires in different fancy cuts—square, marquise and pear. The diamonds are G color with VS1 clarity...

A vintage 18K yellow and white gold ring set with a .33 ct round brilliant cut diamond by Cartier. The colored gold is worked in a geometric design around the diamond. The diamond is graded G color, VS2 clarity. The ring has a substantial presence due to the width of the band. The interior is signed "Cartier", is marked "750", is dated "1989" and has the serial number "278QO.25".

Origin: America, 1989. Condition: excellent. Dimensions: 1/2" wide at front, tapering to 3/8" at back...

A classic pair of 18K yellow gold earclips in the ROUND design by Elsa Peretti for Tiffany & Co. Peretti’s designs transform even the simplest geometric shapes into beautiful and original jewelry. The round shapes are adorned only with an off-center round “dent” that flattens the sphere. The eassings can be dressed up or down for wear with nearly any outfit. The backs are omega clips with posts...

An elegant pair of classic Tiffany & Co. 18K yellow gold hoop earrings in a braided, twisted rope motif. The backs have posts with omega clips. The interior of each hoop is marked "Tiffany & Co. 1995 750".

Origin: America, 1995

Condition: excellent

Dimensions: 1" diameter, 1/4" width

Weight: 11.2 grams

A very fine, heavy 18K yellow gold bracelet in the “Signature” or “Signature X” pattern by Tiffany & Co. This is a classic design that hasn’t been in production for quite some time. Each link is fully articulated so the bracelet lies nicely on the wrist. The clasp is marked “T & Co. 750”. Comparable bracelets at Tiffany currently retail in the $8,000 range.

Origin: America, ca. 1995. Condition: excellent. Size: 7-1/8” long; 5/16” wide. Weight: 29.1 grams.

A superb modernist 18K yellow gold pendant set with a large bi-color tourmaline. Haroldo Burle Marx was particularly known for his bold use of very large gemstones, often fashioned by carving or tumbling rather than faceting. The color of this tourmaline shades from deep green to deep purplish-red. The gold mounting which slightly mimics the outline of the tourmaline is decorated with stippling and Florentine engraving...

A striking pair of 18K yellow gold earrings accented with hardstone inlay by Angela Cummings for Tiffany & Co. Each slightly domed oval earring is set with polka-dots of carnelian, mother-of-pearl and onyx. Cummings pioneered the use of the mosaic technique in modern jewelry during her early years at Tiffany. These earrings were created in the early 1970s, before Tiffany began allowing Cummings to sign her designs with her own name. The backs are marked “Tiffany & Co...

A beautiful pair of matte-finished 18K yellow gold earrings from Judith Ripka’s high-end collection. Each oval cushion-shaped earring is highlighted with a pair of pave-set diamond hearts flanked by rows of beading and rope motifs. The diamonds are G/H color and VS1 clarity. The backs of the earrings have hooks so that gemstone pendants can be added—perhaps pearl drops or even larger diamond or colored stone solitaires. The backs retain the original posts and omega clips...

Hammerman Brothers heavy 18K yellow gold triangular shaped pierced french back earrings circa 1970s, can be converted to cufflinks or non-pierced earrings. Width: approximately 7/8 inch Height: approx 7/8 inch Total weight: 16.5 dwt (25.6 grams total) Excellent condtion, beautiful patina that gives the appearance of a higher carat gold. Hallmarked 750 and HB c for Hammerman Brothers (see photos).

A stunning pair of 18K yellow gold earrings in the "Heliocoidal" pattern by lauded designed Michael Good. The earrings are constructed in the anticlastic raising technique in with the piece is formed from a sheet of gold and then twisted along all three dimensions to create an organic shape that Good refers to as "molten energy." Each piece is created entirely by hand and does not employ any machine made parts such as earwires or clasps. Older examples of Good's jewelry is difficult to find...

A magnificent 18K gold, sapphire, emerald and ruby dome ring by David Webb. The textured gold is accented with rows of ropework bands punctuated with collet-set cabochon gemstones. The rich, intense colors of the stones beautifully accent the intricate gold. The extra-wide shank keeps this heavy statement ring from turning on the finger. The interior is signed "Webb 18K."

Origin: America, ca. 1970. Condition: excellent. Dimensions: 15/16" wide, tapering to 5/8" at the back...

Authentic Kieselstein Cord 18K yellow gold ring with Foo Dog motif atop rectangular carnelian stone and 4 diamond corner accents. Diamonds are estimated at 5 points each, for a tcw. of 20 points. The rectangular top of the ring measures 23mm wide, 17mm high. The ring sits a total of 10mm above the finger when worn. The back of the shank measures 5mm at its thinest, and is hallmarked with the maker's mark and 2001 on the outside. On the inside, under the head of the ring, hallmark reads "Kieselst...

A rare pair of 18K yellow gold “Sputnik” earrings by H. Stern. This classic design features a golden dome studded with various colored gemstones including green tourmaline, pink tourmaline, aquamarine, amethyst, citrine and garnet. Each piece of Sputnik jewelry has a unique appearance depending on the combination of gemstones used and how they are arranged relative to one another. This pair of earrings has brightly-colored stones in a very pleasing arrangement. Sputnik jewelry was create...

An 18K yellow gold buckle ring enhanced with enamel in Gucci's trademark Kelly green. The simplicity of the design is classic Gucci. The interior of the shank is signed "Gucci 18" Italy".

Origin: Italy, ca. 1970. Dimensions: shank, 3/16" wide. Finger Size: 6-1/2. Weight: 3.4 grams.

A stunning pair of 18K noble gold and natural fancy-colored diamond earrings from the Snowflake collection by H Stern. Each earring is composed of three snowflakes of graduated size, each set with round brilliant natural fancy-colored diamonds in subtle shades ranging from honey to pale golden brown. The diamonds average VS2 clarity. The earrings are made with 18K noble gold, a color somewhere between white gold and yellow gold that Stern created in 2001. Noble gold has the unique ability to...

Authentic Tiffany 10 Strand Pearl Necklace by Paloma Picasso with 18K yellow gold clasp. Hallmarked on clasp c1982 T & Co, also hallmarked on clasp loop Paloma Picasso. Approximately 900 pearls total. Purchased from Tiffany's, 5th Avenue, New York, absolutely 100% Authentic. Can be worn straight or twisted (see photos). Could also be worn doubled as a bracelet. New, never worn, comes in original Tiffany jewel case box. Will make a nice gift! Length is 17.25 inches (untwisted)

An 18K yellow gold and diamond necklace for the French luxury jeweler Fred of Paris. The design features a series of bar-shaped chain links interrupted by stations collet-set with round brilliant diamonds of G color and VVS2 clarity. The necklace is 16" long and is designed to curve gently around the lower neck. This length is very versatile for either evening or day wear. The necklace is signed "Fred" and is fully hallmarked with French 18K marks.

Fred Samuelson established his Paris bout...

A handsome 18K yellow gold ring by Cartier in the "Lanières" design, set with diamonds and rubies. The wide gold band is decorated in an engraved checkerboard pattern, with certain squares filled in with either a brilliant round cut diamond or a round cut ruby. The ring is set with stones on only one side, so it can be turned around and worn as an handsomely geometric wide gold band. The ring can be worn by either a man or woman. The diamonds are graded as F color, SI1 clarity; the rubies are o...

This charm/pendant, in the shape of Arizona, depicts a map of The Grand Canyon State, its major cities: Scottsdale, Tucson, and its Capital, Phoenix which is highlighted by a ruby. It measures 3/4" x 5/8" (at its longest and widest) x 1/16". It also outlines The Grand Canyon. The backside reads ARIZONA and is marked 14K. It has good heft. There are slight surface scratches but the charm is still in excellent condition.

Length: 79 inches (31.6 cm) Weight: 45.6 grams Stones: .28 ctw diamonds (14 diamond stations each with a 2 pt diamond) Hallmark: lozenge attached to the lobster claw clasp, stamped 750 and DY

Fabulous vintage 14K yellow gold twist strand C-shape key holder with black onyx ball closure, Circa 1970, stamped 14k. Weight: 6.1 grams. Size: 1 3/8" diameter. Condition is excellent.

This handsome and money clip / billfold measures 1 7/8" x 3/4". It has displays textured, alternating yellow, white and rose gold (1/20, 14KGF) "stripes." The "lip" is marked ANSON 1/20 14KGF and is in excellent condition.

This wonderfully interesting ring is 5.75 in size and is made of 10K gold. The front has a swirled shape with 4 graduating, colored stones (ball-shaped). The inside of the band is marked 10K and has a maker's mark of an S inside a pentagon. Its truly unusual and in excellent condition.

This lovely 14K yellow gold and diamond butterfly trembler brooch seems ready to fly away because of a fluttering wing design created by a spring mechanism between the wings. Finely executed openwork wings with scroll banding, diamond body and antenae, 585 stamped on back, safety-style clasp. Wt: 8.8 g; Measures 2" long x 1 3/8" wide. Excellent condition.

A classic 14K yellow gold and diamond tennis bracelet featuring 48 round diamonds separated by s-shaped gold bars. The diamonds are graded as J color, SI2 to I1 clarity. The clasp is marked "14K".

Origin: America, ca. 1980. Condition: excellent. Dimensions: 7" long. Weight: 7.5 gr. Approximate Total Diamond Weight: 1.0 ct.

A striking pair of 14k yellow gold, mabe pearl and diamond pierced earrings, centered with approximately 16mm mabe pearl surrounded by rubies and diamonds arranged in an alternating pattern.. The rubies have a medium tone and are slightly pinkish red. Attached to the back of each earring is a pierced post and omega clip back. The earrings measure approximately 1" in diameter, have an illegible stamp and weigh 14 grams. Excellent condition.

Vintage 14K yellow gold chain with faceted amethyst beads, 5 larger beads (approximately 3/16 inch in diameter), 53 smaller beads (approximately 2/16 inch in diameter), 58 beads total. Total length is 25 inches, including clasp (see photos) Beautiful color. Not sure how old this is, beads look to be hand carved. Great condition.

This Modern Estate link bracelet features 9 oval richly colored garnets beautifully set in 14k yellow gold The stones are bezel set in textured yellow gold, accented with gold beading. The bracelet is unmarked but tests 14K. In great condition with an inside circumference of 7". Elegant worn alone or for added pizazz with other bracelets, a treasured jewel. 12.1 DWT. Excellent condition.

Vintage heavy 18K yellow gold eternity ring with 4 cabochon emeralds alternating with 4 bezel set diamonds, Etruscan bead work in a pattern that goes all the way around the ring. Width is approximately 3/8 inches, weight is approximately 14 grams. Size is 7.5. Hallmarked 18K on inside. Great condition.

A glamorous pair of drop earrings in a formal Georgian style set with rose cut diamonds and richly colored pear-shaped rhodolite garnets. The gems are set in silver-topped 12K gold to heighten the color of the diamonds, in the manner of period Georgian jewels. The main body of the earring is hinged and swings freeely from the surmounts. The earrings are completed with a diamond-set fringe at the bottom edge. The rose cut diamonds have nice sparkle that nicely complements the rich purple color of...

18K yellow gold and diamond engagement and wedding band set or set of 3 stack rings. The middle ring is set with one roundcut 10 point center diamond (approx 3.5mm in diameter) and 8 roundcut side diamonds (approx 5 points each, approx 2mm in diameter each). The 2 outside rings are each set with 2 roundcut 10 point diamonds (approx 3.5 mm in diameter) and 7 roundcut side diamonds (approx 5 points each, approx 2mm in diameter each). Diamonds are estimated to be SI, I in color. Each ring hallmarke...

A delightful vintage 18K yellow gold brooch in the form of a leopard by Fred of Paris. The leopard's spots a created of black enamel and his eyes are set with round emeralds flanked by round single-cut diamonds. The gemstones are of superb quality, as expected from one of the world's great jewelry houses. The brooch has a two-prong clip on the back. It bears French 18K gold hallmarks and is signed "Fred-Paris."

Origin: France, ca. 1960. Condition: excellent. Size: 2-3/8" x 1-9/16". App...

An elegant modernist long chain necklace worked in 18K yellow gold and featuring black onyx and green nephrite jade beads. The onyx beads are carved in a melon motif, while the jade beads are left smooth. The jade has even, lightly-mottled color and good translucency. At 33”, the necklace is long enough to be worn at full length or doubled. The combination of strong colors with the yellow gold is very chic. The clasp is marked by an unidentified maker “Ste F”.

Origin: France, ca. 19...

A very rare pair of 18K yellow gold “Sputnik” earrings by H. Stern. This classic design features a golden dome studded with various colored gemstones including green tourmaline, pink tourmaline, almandite garnet, aquamarine, amethyst and citrine. Each piece of Sputnik jewelry has a unique appearance depending on the combination of gemstones used and even how they are arranged in relation to one another. This pair of earrings has brightly-colored stones in a very pleasing arrangement. Spu...

A nice 18K yellow gold fob charm in the Etruscan Revival style. The triangular charm is decorated with applied rosettes along the shoulders, and the faces and bottom are enhanced with wirework. Each side is collet-set with an oval cut almandite garnet, and the bottom features a large oval cabochon aventurine quartz. The garnets have strong red coloring, and the aventurine quartz has nice sparkle (“aventurescence”) from the green mica inclusions. Tested and guaranteed 18K.

Origin: Italy...

An excellent multigem "Sputnik" ring in the style of H. Stern. Stern, the world's largest dealer in colored gemstones, created this design in the 1950's to showcase the variety of colored stones available from its Brazilian mines. This particular ring has a very brightly colored selection of stones including dark and light green tourmaline, pink tourmaline, amethyst, citrine, spessartite garnet, almandite garnet and aquamarine. The stones are collet-set above the yellow gold dome in a way tha...