A fine pair of modernist 18K yellow gold cufflinks designed by Georges Lenfant for Mauboussin. The faces are designed as four interlocking squares decorated with three types of surface treatment--high polish, florentine engraving, and wood-textured engraving. The hinged backs are finished with florentine engraving...

A very handsome pair of Art Deco 14K yellow gold double-sided cufflinks, the faces set with garnets. The design is completely reversible so the cufflinks can be worn with either the rectangular plaques or the navette cabochons facing forward. The connectors are stamps that were used in Prague before 1921. There is also an unidentified maker's mark.

Origin: Czech Republic, ca. 1920. Condition: excellent, all original. Dimensions: plaques, 5/8"x 3/8"; navettes, 3/4" x 1/4". Weight: 11.0 gr...

An elegant Art Nouveau 14K yellow gold bracelet comprising individual links fashioned as abstract bellflowers, each set with an oval cabochon rhodolite garnet. Each link is further enhanced with appliques to suggest leaves, tendrils and seed pods. The overall design is very much in the Jensen expression of Skonvirke. The rhodolite garnets have lovely purple coloring. Tested and guaranteed 14K.

Origin: possibly Denmark, ca. 1910. Condition: excellent...

A nice Victorian 14K yellow gold locket, the cover decorated with an ornately detailed lion’s head. The cat’s mane flares out from the face grasping a round cut diamond and ruby-set eyes. The interior of the locket retains its original frames and glass covers. The gold surfaces have the slightly matte finish popular at the end of the 19th century. Tested and guaranteed 14K.

Origin: America, ca. 1900. Condition: excellent, sharp detail, no monogram. Dimensions: 1-1/16” diameter...

Stunning vintage 1920s cherry amber Bakelite necklace with round translucent beads hand knotted with silk thread, in a continuous strand with no clasp. Tests positive for Bakelite with Simichrome. 146 grams. The beads are all 12 millimeters. 63 inches long and 1/2 inch wide. Excellent condition with one bead having a loss of about 8mm wide and 1mm deep on one side, pictured. Not noticeable when worn. Display form is life size. Photos enlarged to show detail.

1970s chic statement size runway link necklace in heavy sculpted cast metal, in silvertone with goldtone accents, with foldover clasp. Top couture quality, possibly an unsigned Les Bernard. This necklace can be found with the Les Bernard signature. Substantial at 162 grams. Wearable length is 18 1/4 inches and width is just under 1 1/2 inches. Excellent condition. Display form is life size. Photos enlarged to show detail.

Antonio Fallaci modernist sterling silver buckle bracelet

Italy

Mid 20th century

Substantial and well crafted this bracelet weighs a hefty 63.50 grams

7 1/2" long x slightly over 1/2" wide

Marked A.F., Italy, Brev, 900

Very good vintage condition

Los Castillo design number 291 is an amazing piece of wearable art. The repousse has carving on top that only consists of masterful strokes. The necklace has a wearablility of 17 inches. Each dragon is 3in. tall and 2.5in. wide. The repousse is thick with a quality weight of 100 grams heavy. There are no dents or damage or repairs of any kind. Nothing can compare to holding the genuine article by the original maker...

A heavy Retro bracelet in 14K yellow gold set with amethysts by Tiffany & Co. The bracelet is designed as large arched links, each centered by rectangular step-cut amethyst. The stones have vivid violet coloring and excellent brilliance, without the color zoning that sometimes mars amethysts. The clasp is stamped Tiffany & Co. The bracelet is presented in its original leather and silk box.

Origin: America, ca. 1935. Condition: excellent. Dimensions: 21/32†wide; 7†long...

A handsome pair of18K white gold cufflinks featuring flat discs of richly colored synthetic blue spinel. The “Spinel Disc” design is from Longmire’s “Contemporary 18K” line. The simple design and vibrant color has a very 1960s feel about it. The cufflinks are finished with toggle backs. Each is stamped with 18K hallmarks and with Longmire’s maker’s mark. The cufflinks are currently available from Longmire’s London boutique for $2200.

Origin: England, ca. 2015. Condition: ...

An outstanding pair of heavy French Art Deco 18K yellow and white gold cufflinks set with cabochon garnets. Each of the faces comprises a set of three gold discs—two yellow and one white—stacked and offset to one side. The upper discs are pierced by a bright cabochon garnet. The design has a severe, almost industrial modernist, look that was surely very unusual in its time. The backs are stamped with French 18K marks and the master goldsmith’s mark for Paul Marteau. Mar...

An elegant Art Deco platinum filigree ring centered by a .70 old European cut diamond mounted in an octagonal surround of caliber cut synthetic sapphires (typical of genuine Art Deco period rings). The platinum setting is beautifully pierced at the front and the shank is engraved in a foliate pattern completely around. The diamond is graded as G/H color and VVS1 clarity, and has excellent cut with fine brilliance. The sapphires are bright and provide a nice pop of color. The interior of the s...

A very handsome pair of 18K yellow gold double-sided cufflinks, the faces simply set with round brilliant cut citrines. The prongs holding the stones are reeded for an added a touch of elegance. The citrines have good, deep lemon color with just a hint of orange, have excellent brilliance, and are well-matched. Despite the simplicity of the design, the cufflinks are heavy and feel substantial when being worn. They’re particularly attractive on a blue cuff. The connectors are stamped...

A fine 18K yellow gold Sputnik ring by H Stern. The dome is bezel-set with nineteen round citrines, amethysts, pink and green tourmalines, garnets and aquamarines. This design was created in the 1950s to highlight the range of colored gemstones available from Stern’s Brazilian mines. It came to be called “Sputnik” because of its resemblance to the spike Soviet satellite launched in 1957. Each piece has a unique appearance depending on the particular selection and placement of the stone...

A lovely 18K yellow gold bracelet designed as floral plaques separated by bezel set blue sapphire cabochons. Each elegantly pierced gold plaque depicts a rose encircled by scrolls and flanked by additional flowers. The backs of the plaques are engraved in a matching motif. The high-domed cabochons have fine deep blue coloring and show no indications of heat treatment. The clasp is stamped with French 18K marks.

• Origin: France, ca. 1890
• Condition: excellent, sharp detail

A 14K white gold pendant featuring a prong-set 1.04 carat diamond (H/I1). The diamond has very good cut and brilliance. The pendant is accompanied by an 18-3/4" white gold chain.

A 14K white gold ring set with a .77-carat round brilliant-cut diamond (I color, SI2 clarity, VG cut) surrounded by a horseshoe motif set with .25 carats of rose cut diamonds over a pierced gallery. Tested and guaranteed 14K.

Origin: America, ca. 1940. Finger Size: 5-3/4. Dimensions: crown, 1/2" x 5/8". Weight: 4.2 grams. Approximate Total Diamond Weight: featured stone, .77 ct; mine cuts, .25 ct.

A very nice Victorian 15K yellow gold ring featuring three beautifully colored spessartite garnets separated by rows of seed pearls. These garnets are not the typical murky reddish stones, but brighter orangey-red with nice fire. The gold surfaces are elegantly engraved in a floral motif that goes all the way around the shank. The ring was expertly sized at some point, keeping the hallmarks intact, and with matching engraving. Fully hallmarked for Birmingham, 1868.

Origin: England, 1868. ...