A fun 18K yellow gold multi-gem H Stern “Sputnik” charm or pendant. Stern was the world’s leading dealer in colored gemstones and created this line of jewelry in the late 1950s to showcase the wonderful array of colored gemstones mined in Brazil, where the company was headquartered . Amethysts, aquamarines, citrines, garnets and green and pink tourmalines are collet-set above the gold sphere...

A fabulous Art Deco platinum brooch in the form of a carved hardstone Scottish Terrier sitting atop a diamond-encrusted platform surrounded by a leash as a sort of diamond-set halo. The dog is finely carved and enhanced with a matte finish. The 114 old mine and single-cut diamonds average H color and SI1 clarity. The back of the pin is finished with a double clip. The reverse is engraved "To Mama 6-8-36". The bottom edge of the gallery has what appears to be a heavily worn signature...

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 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...

Pretty vintage pair of sterling silver and opal-like stone pierced earrings featuring a cabochon centered in a corded bezel, detailed with three small silver balls on the top and bottom, circa 1920, marked STERLING. Measures approx. 3/4" long. Front of earring is mint. The back has been converted to pierced and solder is visible.

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 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 phenomenal Edwardian platinum and 18K gold brooch/pendant in the form of a caduceus set with 160 old European and old mine cut diamonds weighing approximately 2.90 carats. The principal stone is a square cushion cut, weighs approximately .28 ct, and is F color, VVS2 clarity. The smaller diamonds range F-I color, VS2 to I1 clarity. The diamonds are set in platinum over 18K yellow gold in the traditional French manner...

A fine modernist 18K yellow gold ring by Burle Marx set with an intricately carved bi-color watermelon tourmaline in the "forma livre" (free form) style. Haroldo Burle Marx was particularly known for his use of large gemstones, often fashioned by carving or tumbling rather than faceting, a technique he invented in 1948. The colors of the tourmaline are nicely contrasting an dhighly saturated. The gold surfaces are decorated with the fine florentined engraving typical of Marx's pieces...

An exquisite Edwardian pendant and brooch featuring a large oval rubellite (pinkish-red tourmaline) cabochon surrounded by old European cut diamonds mounted in elegant buttercup settings. The diamond flower buds are mounted in an intricately interlaced knife-edge platinum setting. The back has a removable mounting so the piece can be worn as either a brooch or a pendant. Removable mountings of this type are very complex and appear on only the finest pieces from the period...

This is a BEAUTIFUL DIAMOND ENGAGEMENT RING with a 1.50 Carat European Cut Center DIAMOND. Note the Fine PLATINUM FILIGREE Setting. Date this Engagement RING ca. 1925- 1935. Ring size is a 5 1/2. More details posted soon ... from a Florida Estate. This is a Fantastic PLATINUM DIAMOND ART DECO ENGAGEMENT RING in Excellent Condition

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 very pretty Art Nouveau honeymoon pin worked in 10K yellow gold enhanced with enamel and seed pearls. The iris blossom is beautifully decorated in translucent shades of purple and greenish-yellow enamel and is centered by a small seed pearl...

A very fine 14K yellow gold bracelet of interlocking floral plaques in the Art Nouveau style. Five plaques are set with round brilliant cut green tourmalines of particularly fine quality. The bracelet is finished with a concealed box clasp marked "RMU 585".

Ca. 1900. Condition: excellent; all original. Dimensions: 9/16" wide; 7-3/4" long. Weight: 21.8 gr. Approximate Total Gemstone Weight: 5.28 cts.

An elegant pair of Retro 14K yellow gold earclips by Tiffany & Co. The earrings are fashioned as a fold of pleated gold, each with a single 5-mm cultured pearl in the center. The pearls are of fine quality, with cream body color and pronounced rose overtone. The original clips are the patented adjustable style often seen on Tiffany earrings from the 1940s and 50s. The backs are marked “Tiffany & Co.” and “14K”.

Origin: America, ca. 1945. Condition: excellent, all original. Size: ...

This is a Sterling GEORG JENSEN TIE BAR 1915 to 1927. Size of this Simple but Elegant Piece of JEWELRY is 2 1/4" in length X 1/4" width. Marked on the back with a background of dots stamped in oval surrounding: GEORG JENSEN. Condition is EXCELLENT. Add to the GEORG JENSEN Collection

Vintage 18K yellow gold brooch designed by Paloma Picasso for Tiffany & Co. The “Scribble” design (sometimes called “Graffiti” or “Squiggle”) is Picasso’s most famous creation and became one of Tiffany’s most desirable designs. The pin was available in several sizes. The design first appeared in 1983 and was available for many years. Earlier examples, such as this pin, are heavier than later pieces. The back is signed “Paloma Picasso” and is marked “1983 Tiffany & Co. ...

A very rare pair of 18K yellow gold and diamond earrings designed by Frank Gehry for Tiffany & Co. These “Hoop” earrings are from the “Equus” line, one of the six original lines Gehry created in 2006. There were two different earring designs in the Equus line, this style being the more uncommon. The earrings are bead-set with round brilliant cut diamonds one side. They can be worn with the diamonds showing outward, or reversed to show the plain gold side. The diamonds are estimated ...