An extremely rare 18K yellow gold bracelet in the Sputnik design by H Stern. The domes are bezel-set with round amethysts, aquamarines, citrines, green tourmalines, pink tourmalines and garnets. The design was created in the 1950s to showcase the range of colored gemstones available from Stern’s mines in Brazil. It later came to be called “Sputnik” because of its resemblance to the spiky Soviet satellite launched in 1957...

A very attractive Retro bracelet worked in 18K yellow, rose and white gold. The design has the industrial look typical of French Retro pieces. The gold is strongly colored, so there is very good contrast in the design. The clasp is stamped with French 18K marks and an unidentified master goldsmith's mark.

Origin: France, ca. 1935. Condition: excellent. Dimensions: 5/8" wide; 7-5/8" long. Weight: 46.0 gr.

A very attractive vintage 14K yellow gold link bracelet, each link set with round brilliant cut diamonds. The gold surfaces are textured to resemble the tree bark. The diamonds are graded as I/SI1. The clasp is stamped with a French mark for imported 14K gold.

• Origin: America, ca. 1970.
• Condition: excellent.
• Dimensions: 13/16” x 7-5/8”.
• Weight: 57.3 grams.
• Approximate Total Diamond Weight: 2.14 carats.

A lovely double-sided 18K yellow gold and crystal “porte-photo” (photo locket), the gold rim accented with small blue sapphires. The bail is attached to a screw mechanism that allows the gold frame to expand for access to the inside of the locket. Porte-photos were often used to display a “public” photo one side and a more private keepsake on the other. They’re usually very simple; a design of this type is uncommon. These pieces are becoming increasingly difficult to find...

A lovely pair of 14K yellow gold earrings in a swirling foliate pattern set with pearls. The pearls, ranging 4.5-6mm, have cream body color with rose overtones. The surfaces are smooth and have fine luster. Tested and guaranteed 14K.

Origin: America, ca. 1960. Condition: excellent. Dimensions: 1” x 7/8”. Weight: 8.0 gr.

A vintage 14K white gold navette-shaped cocktail ring, set with round brilliant cut diamonds and round blue sapphires. The diamonds are I/J color and I1 clarity. The sapphires are graded as medium-dark blue color and eye-clean clarity. The inside of the shank is stamped 14K.

Origin: America, ca. 1970. Condition: excellent. Dimensions: crown, 3/4" x 1/2". Finger Size: 7. Weight: 5.6 gr. Approximate Total Gemstone Weight: diamond, 1.5 cts; sapphire, 1.0 ct.

A pretty shell cameo of a young woman set in a particularly nice 10K yellow gold frame. The carving is well done, making good use of the color subtleties in the shell. The rose motif of the frame echoes the flowers carved into the cameo. The back retains the original folding bail, pinstem and clasp. The reverse is stamped with the “ESEMCO” mark for Shiman Jewelry Co. and also "10K".

Origin: America, ca. 1920. Condition: excellent, no cracking...

An 18K yellow gold and platinum brickwork strap and buckle ring by J. E. Caldwell. The buckle and the tongue of the strap are worked in platinum and set with round brilliant-cut diamonds. The diamonds are graded as H/I color and VS clarity. The buckle is fully functional, so the ring can be adjusted from size 2 to 8. This style of ring was popular in the Retro period, but only Caldwell, Tiffany and few other luxury makers crafted them with adjustable mechanisms such as this...

A lovely large-size enameled 14K gold Art Nouveau flower pin/pendant. The petals are finely decorated with shaded enamels in tones of periwinkle, violet, cream and dark rose. The sculptural petals surround a round brilliant-cut diamond, graded as I/J, VVS2. The back of the pin retains the original clasp, pinstem and folding bail so it can be worn as a pendant. The back is marked “14K” and also has an unidentified maker’s mark.

Origin: America, ca...

A lovely, medium-size Art Nouveau enameled 14K gold pin in the form of a violet. Each of the petals is beautifully decorated in shaded translucent enamels in tones of violet and yellowish-cream. The translucency and high gloss of the enamel create a tremendous sense of depth in the design. The edges of the petals are set with rows of tiny seed pearls and the flower is centered with an old European cut diamond, graded as I/J, SI2...

An elegant small 14K gold enameled flower pin featuring a pair of white four-leaf clovers with green veining. Each flower is centered with a seed pearl. During the Victorian era, flowers were used to symbolize specific sentiments, and the white clover meant “think of me.” Small pins such as this were often given as presents to new brides and are sometimes called honeymoon pins. The back of the pin is stamped with Hammerman’s mark and 14K.

Origin: America, ca. 1946...

An especially good quality 18K yellow gold band engraved with swirling vines, alternating leaves set with round brilliant-cut diamonds. The diamonds are H/I color and VS1 clarity. The engraving is very nicely worked. Tested and guaranteed 18K.

Condition: excellent, sharp detail. Dimensions: 5/32” wide. Finger Size: 8. Weight: 6.2 gr. Approximate Total Diamond Weight: .25 ct.

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 fine shakudo stickpin mounted in 18K yellow gold enhanced with a ropetwist border. The shakudo plaque represents a geisha formally dressed in a gold-flowered kimono and with an elaborate hairdo complete with ribbons and blossoms. Shakudo elements such as these were transformed by European and American jewelers after the opening of Japan to Western trade in the 1850s. The mounting is 18K (tested and guaranteed) and the pinstem is 14K (marked).

Origin: Japan & America, ca. 1860. Condition:...

A very handsome 10K yellow gold man’s ring, the setting featuring an Art Nouveau take on Gothic arches. A bezel set oval brilliant-cut amethyst crowns the ring. Stones set in this style of ring can often appear too dark, but this amethyst has a pleasant moderate color that reads violet even from a distance. The interior of the shank is stamped with the maker’s mark for Larter and 10K.

Origin: America, ca. 1900. Condition: excellent, sharp detail. Dimensions: 5/8” wide at crown, tape...

A handsome and heavy 14K yellow gold ring in a flattened chain link design similar to the classic Gucci “Cuban Link” design. The ring is substantial enough to be worn by a man, but the openness of the design and the split shank makes it equally attractive for a woman. The interior is stamped 14K.

Origin: America, ca. 1965. Condition: excellent. Dimensions: crown, 7/16” x 3/4". Finger Size: 8-3/4. Weight: 9.4 grams.

An unusual combination of classic Victorian insect jewelry and the patriotic color combination popular around the time of the Centennial celebrations of 1876. The insect’s folded wings are set with pairs of rubies,sapphires and diamonds. The thorax is represented with a single bezel-set diamond and the eyes are small rubies. Neither the rubies nor sapphires have evidence of heat treatment. Tested and guaranteed 14K.

Origin: America, ca. 1876. Condition: excellent. Dimensions: head, 11...

An unusual and very fine Victorian 14K yellow gold hinged bangle bracelet. The front is decorated with cutwork in a wheat pattern enhanced with ropetwist borders in the Etruscan Revival style. The cutwork panel is worked in yellow gold while the bracelet’s outer borders are in a slightly rosier shade. The back panel is plain. Tested and guaranteed 14K.

Origin: America, ca. 1880. Condition: all ropetwist intact; no damage to front panel; typical small dings on back panel. Dimensions: 7...