A colorful 18K gold pendant from H Stern’s “Rainbow Collection,” featuring rectangular garnet, topaz, citrine, peridot, green tourmaline, aquamarine, and amethyst to represent the color spectrum of visible light. The stones are contained within a simple gold border. The reverse is stamped with Stern’s star mark. Tested and guaranteed 18K.

• Origin: Brazil, ca...

An important artist-designed 18K yellow gold and emerald ring by Maison Gennari of Paris. The ring is styled in the Art Nouveau taste, with a voluptuous mermaid surrounded by waves and seaweed. She leans against a pair of cabochon emeralds, whose green color reinforces the watery feeling of the design. The ring is stamped with French 18K marks and is signed by Maison Gennari.

Francois Gennari was a jeweler who collaborated with sculptors to create one-of-a-kind jewels...

A nice vintage tie bar in a bamboo pattern by Tiffany & Co. The bar is worked in 14K yellow gold, and each end features a blue sapphire cabochon collet set in platinum. The small amount of platinum contrasts nicely with the deep blue of the sapphires. The bamboo design was reworked in the 1960's and became one of Tiffany's most successful sterling silver flatware designs. Its use in jewelry, however, is uncommon...

A very wearable pair of 18K yellow gold earrings by Tiffany & Co. The classic design resembles bundles of rushes laid across one another and is suitable for daily wear. The quality of the finishing is very fine, as would be expected. The earrings retain their original omega clips, and posts could easily be added. The earrings are signed “Tiffany & Co. 750”.

Origin: America, ca. 1990. Condition: excellent. Size: 15/16” x 11/16”. Weight: 16.5 grams.

A classic 1960's Tiffany & Co. stylized floral brooch in 18K yellow gold set with sapphires and diamonds. The cluster of four blossoms are heavily decorated with hammered and carved details accented with clusters of round brilliant cut diamonds and blue sapphires. Though the brooch is bold, the spikiness of the design keeps the overall design from feeling too massive. The diamonds are I color, SI1 clarity and the sapphires are medium, vivid blue color...

Elegant signed Mikimoto 14K yellow gold brooch set with a cluster of five pearls. The pearls are of the exceptional quality that only Mikimoto produces--a beautiful luster and very white body color. The back is stamped with Mikimoto's hallmark.

Origin: Japan, ca 1970. Condition: excellent, no damage, all original. Size: 1" x 2"; pearls 5-6mm. Weight: 5.0 grams.

A fine example of some of the best enameled silver produced by David-Andersen in the late 1950s. This brooch represents "Spring" from the "Four Seasons" line designed for David-Andersen by Thorbjorn Lie-Jorgensen in the late 1950s. The set of designs represent an abstract aerial views of the same landscape in each of the four seasons. "Spring" is worked in lush shades of turquoise, teal blue, gold and brown...

A very rare pair of 18K yellow gold Sputnik earrings by H Sern. The spheres are bezel-set with round amethysts, citrines, aquamarines, green tourmalines, pink tourmalines, and peridots. The spheres are suspended from a bar of three larger gemstones. The Sputnik design was created in the 1950s to highlight the range of colored gemstones available from Stern’s Brazilian mines. It later came to be called “Sputnik” for its resemblance to the spiky Soviet satellite launched in 1957...

A stunning vintage 18K yellow gold ring featuring an outstanding 1.60-carat Burmese ruby surrounded with diamonds by Tiffany & Co. Tiffany has not sold rubies since 1999 due to the U.S. embargo of Myanmar, and the design of this ring suggests it was made in the 1950s or 60s. The inside of the shank is marked “Tiffany & Co.” and “18K”.The ring is presented in its original dark blue velvet, satin-lined ring box marked “Tiffany & Co.”...

A lovely vintage 14K yellow gold heart pendant pave-set with 62 round brilliant rubies by Tiffany & Co. The heart is slightly domed and shimmers in vibrant red. The workmanship is simply outstanding. The back has a folding bail and a pinstem so the piece can be worn as a pin or suspended on a chain. Marked “Tiffany & Co. 14K”.

Origin: America, ca. 1950. Condition: excellent, all original. Size: 7/8” x 15/16”. Weight: 6.7 grams. Approximate Total Gemstone Weight: 4.5 carats.

14K yellow gold screwback earrings (stamped 14K Tiffany & Co on both screwback pieces) with 4-5mm pearls. The diameter of the earring is 18mm, total weight of both earrings together is 8.1 grams.

A rare pair of 18K yellow gold earclips in the Sputnik style by H Stern. The domes are bezel-set with round amethysts, citrines, aquamarines, green and pink tourmalines, and garnets. This design was created in the 1950s to highlight the range of colored gemstones available from the mines of Stern's native Brazil. It later came to be called "Sputnik" for its resemblance to the spiky Soviet satellite launched in 1957...

Hammerman Brothers heavy 18K yellow gold link bracelet made of 8 substantial links. Finely made, hallmarked 750 HB for Hammerman Brothers on tab, 750 on back of clasp. Hidden safety clasp. Excellent condition, beautiful patina gives appearance of higher carat gold...

A classic 14K yellow gold “Tree of Life” pin by Mikimoto. This design is an enduring classic available only from the higher-end Mikimoto boutiques. The pin is set with twelve cultured pearls, ranging in size from 4.01 to 5.18mm. The pearls are of exceptional AA quality, with cream body color and pronounced rose overtones. The luster is very bright and the surfaces are nearly blemish-free. The back is marked 14K and has Mikimoto’s oyster shell signature. At Mikimoto’s Place Vendome ...

Beautiful 14K yellow gold and cultured pearl brooch by Mikimoto. The swirling gold frame is punctuated with very high quality pearls post-set pearls and can be worn either horizontally or vertically. The pearls have superb lustre and Mikimoto's classic ivory color with rose overtones. The sizes range from 5 to 7mm. The back is stamped with Mikimoto's hallmark.

Origin: Japan, ca. 1980. Condition: excellent, all original. Size: 1-15/16" x 1-3/8". Weight: 10.0 grams.

A classic 18K gold “Open Heart” in the large size by Tiffany & Co. Created by Elsa Peretti, this design became one of Tiffany’s most popular and identifiable pieces. This pendant is the second largest of the four sizes available. The back of the pendant is signed “Elsa Peretti “ and is fully hallmarked by Tiffany & Co. The pendant is presented with its original Tiffany 18" 18K gold chain. This piece currently retails for $2200.

• Origin: America, ca. 2000.
• Condition: excel...

An elegant vintage Tiffany & Co. diamond ring from the "Vannerie" collection. The domed band is worked in a woven motif bisected with a slash of round brilliant cut diamonds. The diamonds are graded G/VVS2. The interior of the shank is marked "Tiffany & Co. 750 1989."

• Origin: America, 1989
• Dimensions: 5/8" wide at front tapering to 1/4" at back
• Finger Size: 8-1/4
• Weight: 13.3 grams
• Approximate Total Diamond Weight: .75 carat.
• Condition: excellent; t...

A beautiful 14K yellow gold floral pin by Tiffany & Co. Pointed, swirled petals surround a central diamond and blue sapphire cluster. The prong-set, brilliant-cut stones have excellent bright color and clarity as expected of Tiffany. This brooch is an excellent example of the sort of stylized floral gem-set designed that Tiffany produced for daywear toward the end of the retro period and in the very early 1950s. The back is marked “14K” and “Tiffany & Co.”

Origin: America, ca. 1950...