An absolutely stunning Art Deco cross pendant in 18K yellow gold accented with diamonds and sapphires. The body of the cross is worked in pierced yellow gold, centering a nearly 2/3-carat round old European cut diamond collet-set in platinum. The piercing lightens the appearance of the cross and creates the visual effect of rays emanating from the central diamond...

A classic pair of Art Deco 18K yellow gold flip-up stirrup cufflinks, the ends set with blue sapphire sugarloaf cabochons. The flip-up stirrup cufflinks were popularized by Cartier during the Art Deco era. The sapphires have dark, vivid blue hue and very good clarity. The cufflinks are signed “Cartier”, have the maker’s mark, the serial number and the French “tete d’aigle” hallmark for 18K gold.

Origin: France, ca. 1935. Condition: excellent, all original...

A lovely Art Deco ring of 10K yellow gold enhanced with a geometric pattern of apple green and black champlevé enamel. The mounting holds a cushion cut synthetic spinel of a pale green color that beautifully accents the enamels. Art Deco enameled rings were popular for a short period around 1930, but are extremely difficult to find now, especially without enamel damage...

A heavy and finely made pair of 18K yellow gold stirrup (étrier) cufflinks set with calibre-cut blue sapphires designed by the Russian émigré jeweler Olga Tritt for sale at her Park Avenue boutique in New York. The arches of the cufflinks are set with rows calibre-cut intensely-colored blue sapphires.

Tritt specialized in antique jewelry, but supplemented her selection with an array of her own luxury designs, mostly made in France to her specifications...

An attractive Art Deco era size 6-1/2 rose pink natural topaz ring in 10k yellow gold circa 1930s. It features a floral shoulder and the facetted claw-set emerald cut gem stone which measures 3/8" x 5/16"...

A wonderful Art Deco 14K yellow gold baton-link long chain, studded at intervals with oval moss agate cabochons. The long chain was a traditional Victorian style, but in this case was updated by replacing the usual small links with long baton-style links. The resulting linear look would have been considered much more modern and stylish. The links are interrupted by nine 7.5x9.0mm moss agate cabochons...

1930s 14K rose gold bar pin with keys and chain, accented with seed pearls. Engraved with deco-period shapes. Width is approximately 2 inches wide, 1/3 inch high.

A striking 14K yellow gold ring, the medallion depicting a yachting scene in engine-turned engraving of extraordinary quality. The scene depicts a yacht in the foreground with a more distant boat in the background. The design is completed with waves, seagulls and a lighthouse atop a rocky cliff. Originally an Edwardian blazer button, our jeweler added a 14K gold shank to make a wonderful seafaring ring. The back is stamped "14K" and has an unidetified American maker's mark.

• America, ca...

Stunning brooch from the art deco period, black onyx set in 18K yellow gold surrounded by a total of 62 round brilliant cut diamonds set in white gold. Light green jade centerpiece with two cabochon rubies set in yellow gold on each end. Estimated weight of diamonds is approximately 2 ctw, H-I in color. Hallmarked on back with a star, 712, Roma, 750...

A handsome man's ring worked in 14K yellow gold and featuring a saddle cut lapis cabochon. The mounting is engraved in the angular foliate style typical of Egyptian Revival jewelry of the 1920s. The color of the gold is bright yellow, with perhaps a slight tinge of green, that nicely accents the rich colors of the lapis. The interior of the shank is stamped "14K" and also has an unidentified maker's mark.

Origin: America, ca. 1930. Condition: excellent; nice detail...

Stunning 18K yellow gold flexible snake bracelet from the 1930s adorned with hand engraved scales going all the way around the bracelet, topped with approximately .5 carats of diamonds on the head of the snake, diamond snake eyes. Tab closure on the side with figure-8 safety. Rare design, excellent condition. LAYAWAY AVAILABLE! Length: 7.25 inches Width at back: 10mm Width at front: 20mm Weight: 73.2 grams

Beautiful Art Deco diamond and emerald ring in white gold. Circa 1930. Marked 14K. With a center square cut diamond of about 4 mm by 4 mm, or .40 carat, and ten other small round diamonds including four at 2 mm and six at 1 mm. With two emeralds of about 1 mm by just under 2 mm. It weighs 2 grams. Ring size 7. The top is 3/8 inch by 5/16 inch. Excellent condition. Photos enlarged to show detail.

Very special Art Nouveau gold filled double-sided "Mercury" motif pendant, circa 1900. In Roman mythology, Mercury was the messenger and protector. This beautifully executed pendant is circle shaped and features a youthful Mercury wearing a winged helmet surrounded by eight marcasite stars, hinged at the base, reverse side with script monogram EMJ. Size: 1 1/2" dia. Condition is very good. Front is perfect. Wear to the reverse plate.

A handsome man’s 14 yellow gold ring set with a large bloodstone tablet. The dramatically tapered shank is engraved on either side of the stone with a stylized papyrus motif. The bloodstone has a slightly lighter than usual greenish tint that contrasts nicely with its red markings...

Art Deco 18K Yellow Gold Pendant Necklace with 2 rosecut diamonds, 2 roundcut peridot, and 1 dangling lustrous pearl on a 14K yellow gold (hallmarked) chain. Probably circa 1920s, possibly French. Can also be worn as a pin (see photo). Chain is modern, not original. Fully tested to be 18K. Length of chain is 21 inches (approx 20 inch wearable length w pendant attached). Width: 1 5/16 inches. Height: 1 inch. Weight: 4.1 grams, 4.8 grams total including chain.

Early vintage drop pendant necklace in 14KT yellow gold with carved apple jade beads, a carved jade medallion in apple jade with hints of spinach, and a center drop in carved pierced apple jade. The carved motifs are Chinese in form. 1920s or 1930s. Marked 14K on the clasp and tests positive for 14KT gold. It weighs 9 grams. From a Baltimore estate. I also have a jade and gold bracelet listed from the same estate.

19 inches wearable length. The center drop is 3 inches long and 5/8 inch wide...

An extraordinarily fine Art Deco gentleman's ring in the Egyptian Revival style featuring a large cabochon of the finest Afghan-quality lapis lazuli. The setting is formed as a grouping of stylized lotus plants, complete with leaves, buds and full-blown blossoms forming the collets that hold the stone. The quality of the hand-engraving is superb. Ancient Egyptian decorative elements were very popular in European and American jewelry following the opening of Tutankhamun's tomb in 1924. The go...

Antique 14K Yellow Gold Watch chain circa 1910 with watch swivel and smaller matching chain with spring ring. Good condition overall, 1 small old repair on main chain you really have to look for, couple of very small dents on 2 links on main chain, 1 on small chain. Length of main chain is 24 inches (including swivel), width is 1/4 inch Length of smaller chain is 2 inches ncluding spring ring. Total weight: 21.5 grams. Fully tested.