A magnificent 18K gold, sapphire, emerald and ruby dome ring by David Webb. The textured gold is accented with rows of ropework bands punctuated with collet-set cabochon gemstones. The rich, intense colors of the stones beautifully accent the intricate gold. The extra-wide shank keeps this heavy statement ring from turning on the finger. The interior is signed "Webb 18K."

Origin: America, ca. 1970. Condition: excellent. Dimensions: 15/16" wide, tapering to 5/8" at the back...

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. Width: approx 19mm (nearly .75 inch wide at its widest point) Length: 8 inches Weight: 73.4 dwt (114 grams)...

An imposing 18K yellow gold hinged bangle bracelet set with sapphires and diamonds. A row of alternating old mine cut diamonds and cushion cut sapphires stretches across the top of the bracelet, flanked on either side by a row of rose cut diamonds set in silver. The sapphires, each of about .75 carat, are of outstanding quality, with vibrant pure blue coloring, eye-clean clarity, and a velvety appearance. The diamonds, each of about .6 carat, are graded as G/SI1...

With articulated detail & dimension this exceptional 980 sterling silver piece was designed & signed circa 1930's by American & Taxco, Mexico artist William Spratling (1900-67). Weighing 110 grams of near pure silver the necklace has a wearable length of 17 inches. The serpent pendant is 3 1/4" long X 2 1/8" across X 1" high. In mint condition with a beautiful patina that only comes with age. Hallmarked 980 WS TAXCO...

The Clouds is one of the most sought after Spratling designs. It is shown full page in the book WILLIAM SPRATLING AND THE MEXICAN SILVER RENAISSANCE by Penney Morrill. With a silver quality of 980 and weighing 132 grams it displays a rich presence. An inner diameter of 4inches which is approximately 16.5 + inches allows the necklace to fit most. The links are built on a curve and are 1in. tall. The stones are a lovely well matched and warm teal colored turquoise...

A stunning 18K gold "Double Cable" cuff bracelet with two stations set with round brilliant diamonds (G/VS1) and French cut rubies. This is a very rare model from Yurman. We have seen it only once before, set with emeralds. The back of each station is signed "D Yurman/18K" and the endcaps are marked "D Yurman 750."

• Origin: America, ca...

An absolutely extraordinary pair of vintage sterling cuff bracelets by Frank Patania Sr. from his Thunderbird Shop in Santa Fe, NM. Impeccable, precise craftsmanship and design speak in these pieces. Measuring 5 3/4" around in the inside plus an additional 1 1/4" opening, they are 2 1/2" wide and weigh 284 grams total. Only one of the cuffs is signed so will only be sold as a pair. Fine original condition and signed as shown. These are truly magnificent.

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

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. Length: 7.25 inches Width at back: 10mm Width at front: 20mm Weight: 73.2 grams Layaway available

Gorgeous & extremely rare this vintage abalone & sterling silver bracelet was designed & signed c. 1950 by Taxco, Mexico modernist artist Antonio Pineda (1919-2009). The bracelet measures 2 inches high at the front center & 3/4 inch at the back spring. Wearable interior length is 6 1/2 inches. Screw back earrings are 1 inch high. Bracelet spring is tight and secure. The hand carved abalone leaves have an exquisite iridescent sheen. All in excellent condition with a beautiful warm patina.

This is an early Antonio Pineda necklace that I have seen only in obsidian. Everyone over uses the word rare but ...this is very, very rare.. The stones are better than most amethysts seen and the dangles drop from the center is 1.75in.long. The weight is 106.5 grams. With a wearable of 16.5in. it will fit most. The early mark of SILVER BY TONO always shows me a warmer side of Pineda's work and is my personal favorite. There is no damage of any kind as it has been well cared for...

An extremely rare 18K yellow gold Sputnik bracelet by H Stern...

Reminiscent of Frank Lloyd Wright Art Deco designs this silver & stone necklace was created & signed c. 1949-52 by American & Taxco, Mexico artist William Spratling. Weighing 100 grams, the necklace has a wearable length of 18 1/2 inches. The central element is 2 1/2" X 1 1/2". Signed on the clasp SPRATLING DE MEXICO STERLING. Both stones & silver are in beautiful condition. Clasp is tight & secure. This design is pictured on p. 242 of WILLIAM SPRATLING & THE MEXICAN SILVER RENAISSANCE by Penny ...

A vintage pair of 18K yellow gold and diamond ear clips in the "Tiffany Signature Series" created by Tiffany & Co. in 1992. The classic design is the in the form of reeded bands studded with round brilliant cut diamonds creating a sort of basket weave pattern. The diamonds are F/VVS1. The earrings were made without posts, but the clip is open, so posts could easily be added for extra security. The backs are marked "1992 Tiffany & Co. 750". They are presented in their original Tiffany box.

Hallmarks date this magnificent Matilde Poulat fish necklace 1934-1940. Truly a masterpiece with superb repoussé silver work. There are nine dangling fish, each with a coral eye. Eleven panels are adorned with triple turquoise cabochons. One of her most sought after designs, and quite rare. Measures 16 1/4" closed, wearable length. Center fish dangles 3" tall from top of turquoise to bottom of tail. Weight is 145 grams. Signed and hallmarked in block "MATL 925" on the back of two of the ...

This is an extremely rare Antonio Pineda 970 silver necklace with 11 amethyst drop dangles. The necklace has the "Silver By Tono" hallmark which dates it 1948-1953. A necklace with a very similar design is featured on page 103 of the catalogue from the Antonio exhibit titled "SILVER SEDUCTION". The necklace measures 15 5/8" end to end, is 2 1/8" wide at the longest point of the necklace and weighs 119 grams. The necklace clasps with a hook link at the back. It is in fine original condition. Ther...

Rarely seen on the market this sculptural & visually magnetic 970 sterling silver & inlaid amethyst necklace was designed & signed c.1950's by Taxco, Mexico artist Antonio Pineda (1919-2009). The necklace measures 1 3/8" wide at the center panel & is 16 1/2" long. The individual panels are strung on a hidden doubled silver chain. Necklace weight is 176 grams, 6.01 oz. Beautiful condition & patina. Fully hallmarked on the clasp. The clasp is tight & secure. A version of this design is pictured on...

An important 18K yellow gold and natural semi-baroque pearl necklace in the "Lierre" ("Ivy") design by Edouard Aimé Arnould. The necklace features five foliate plaques set with pearls flanked on either side with a long- and short-link chain. The sculptural quality of the leaves is enhanced with areas of bright polish contrasting with areas in a slightly matte finish, a technique repeated on the back sides, as well. The natural pearls have excellent luster with faintly lavender/rose overtones. I...