A vintage 18K yellow gold and diamond ring in the "Tiffany Signature Series" created by Tiffany & Co. in 1992. The classic design is the form of three reeded bands studded with round brilliant-cut diamonds to create a sort of basketweave pattern. The diamonds are F/VVS1. The interior of the shank is marked "1992 Tiffany & Co. 750".

Tiffany Signature Series pieces were made with and without diamonds...

An exquisite and very fine 18K yellow gold jewel by Henry Dunay, one of the greatest American jewelers of the latter 20th century. The piece comprises a 32" necklace of domed, oval gold links joined by polished arched connectors. The outer surfaces of the links are stippled in a roughly textured finish that contrast nicely with the arched connectors. Two of the links have hidden hinged clasps so that the necklace can be separated into a shorter necklace and a bracelet...

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...

Gorgeous pair of signed Mikimoto 18K yellow gold, pearl and diamond earrings. Each earring features a cluster of five 6.0—6.5 mm pearls, topped with a golden bow and sprinkled with prong-set round brilliant-cut diamonds. The pearls have white body color with strong rosé overtones. The luster is bright and the surfaces are free of blemishes. The pearls are extra fine AAA—in other words, the absolute finest quality available anywhere in the world...

A colorful pair of 14K yellow gold earrings by popular New York jewelry designer Sonia Bitton, whose collections have been sold at Neiman Marcus and Saks Fifth Avenue. The earrings feature round cut amethysts, citrines, peridots, blue zircons, pink tourmalines and garnets, each set in a movable bezel. When being worn, the bezels move freely on their framework, allowing the gems to shimmer. The back are signed “Sonia B” and are marked “14K”.

Origin: America, ca. 2000...

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 3.99 to 5.42mm. 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...

A colorful pair of 18K gold and gemstone earrings from the “Rainbow Collection” by H Stern. Created in the 1980’s, the collection was intended to show off the variety of colored gemstones available from Stern’s Brazilian mines and also the artistry of the company’s designers in the subtly graduated colors that reproduce the colors of the rainbow spectrum. The selection includes amethyst, several shades of citrine, peridot, and blue topaz...

An 18K white gold ring in classic Van Cleef & Arpels style, set with round brilliant diamonds and round sapphires. The sapphires are intensely colored and have eye-clean clarity. The diamonds are E/F color and VVS2 clarity. The interior of the shank is signed and bears complete serial numbers, maker’s mark and French 18K guarantee stamps.

Origin: France, ca. 1980. Condition: excellent. Finger Size: 5-1/2. Weight: 8.0 grams...

A classic 18K yellow gold link bracelet in the "Atlas" pattern by Tiffany & Co. The design is based on the Roman numerals from the clock over the doorway of Tiffany's NY flagship store. The clasp is signed by Tiffany and is dated 2003. This bracelet is currently available only in white gold and is priced at $3,700.

Origin: Italy, 2003. Condition: excellent, all original. Size: 5/16" wide; 7-1/8 long. Weight: 28.7 gr.

A very attractive 18K yellow gold ring set with an amethyst by the famed mid-century Brazilian designer Haroldo Burle Marx. Burle Marx is well-known for his free form designs, but his collaborations with his brother, the landscape architect Roberto Burle Marx, had a much more linear, abstract feel as in this piece. The amethyst at the center is of the very finest quality, with intensely purple color and excellent clarity. The gold is completed with the finely worked florentined finish typical...

An exquisite mid-century modern 18K gold and diamond necklace by André Vassort for the Parisian jeweler O. J. Perrin. The necklace comprises 47 butterfly-shaped graduated links, each separately hinged so they lie perfectly flat around the neck. The links are worked in the heavily textured style favored by Vassort. The center 21 links are each studded with a diamond so delicately set that it appears to float over its link. The diamonds are graded as E color and VVS1 clarity. The clasp is stamped...

An elegant and exceptionally high quality pair of earclips in 18K yellow gold set with diamonds and sapphires by A Péry et Cie. The earrings feature fields of pave-set round brilliant diamonds bisected by bands of rectangular cut blue sapphires. The diamonds are E color and VS2 clarity; the sapphires are medium-dark strong blue (B6/5) color and eye-clean clarity. Each earring is fully stamped with French 18K gold marks and is signed by A. Péry et Cie. The clips have holes, so posts could b...

A stunning pair of 18K yellow and white gold earrings by Faraone in cooperation with Tiffany & Co. The yellow gold half-hoops are accented with white gold "stems" that burst open flowers set with marquise cut rubies. The rubies have fine slightly purplish-red color saturation. Intact inclusions indicate that the rubies are unheated. Faraone was one of the oldest jewelers in Italy, serving as court jeweler to the Royal household and to luminaries such as Maria Callas. The Settepasse family, Farao...

Very stylish vintage 14K yellow gold brooch by Tiffany & Co. The simple flowing design will nicely accent a business suit or a little black dress. The back is marked "Tiffany & Co. 14K Germany". Ca. 1960. Condition: excellent, all original. Size: 2-5/16" x 5/8". Weight: 4.0 grams.

An elegant pair of 18K yellow gold earrings with lapis lazuli inlay by Angela Cummings. The designer pioneered modern hardstone mosaic techniques when she was a lead designer at Tiffany & Co. She began working at Tiffany in 1967, but was not allowed to sign her own designs until 1974. These earrings are definitely her design, but are unsigned, indicating that they date from the period 1967-74. The earrings are marked “T&Co 18K”.

Origin: America, 1967-74. Size: 7/8” x 3/4". Weight: ...

An elegant pair of 18K yellow gold earrings by acclaimed designer Angela Cummings. The simple elongated oval is enhance with a center bulge that echos the oval outline. The surfaces have a matte finish for a warm glow. The style is very versatile and can be worn with jeans as easily as a cocktail dress. The backs retain their original omega clips and are marked “1987 Cummings 18K”.

Origin: America, 1987. Condition: excellent. Size: 1-3/16” x 7/8”. Weight: 20.8 grams.

An 18K tri-color gold ring in the inconic "Double C" motif by Cartier, with a stack of yellow, white and rose gold bands terminating in yellow gold C's at the opening. The interior is marked with Cartier's signature, the serial number "F95043", and the design date "1997".

Origin: France, ca. 1997

Condition: excellent

Finger Size: 56 European/8 US (can be opened slightly)

Dimensions: band, 1/4" wide; C's, 5/16" wide

Weight: 5.2 grams

An exceptional, pierced yellow gold slip-on bangle with floral design. For a smaller wrist, the inner diameter is 2-3/8" and it weighs 8 grams. It appears to be hollow and shows light wear on the inside band with a few very faint scratches and a very, very tiny indentation. Marked 14kt along with the Sloan hallmark.