Art Deco Platinum, Diamond & 9-ct Ceylon Sapphire Ring
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All Items : Estate Jewelry : Platinum : Vintage : Pre 1970 item #979206 (stock #TR643)
According to the marks this simple and tailored yet very elegant design platinum ring was made in Birmingham England in 1960. The approximately 0.60 Ct tube set solitaire diamond has I color and SI1 clarity. This ring is for anyone who appreciates classic elegance.The ring is a size 6 ¼ and it can easily be sized.
All Items : Estate Jewelry : Platinum : Vintage : Pre 1950 item #1379031 (stock #TR973)
A well proportioned marquise diamond centers this platinum engagement ring and the center stone is flanked by a leaf design which is decorated by three single cut diamonds on either side. The center diamond that has I color and VS1 clarity weighs 0.46Ct and the approximate total weight of all diamonds is 0.60Ct. The ring is a size 7 ½ and can easily be sized.
All Items : Estate Jewelry : Platinum : Vintage : Pre 1950 item #1078711 (stock #TR674)
A classic 1940s engagement ring, this beauty features an approximately 0.60 Ct brilliant cut diamond center stone set in platinum. The sparkler is flanked on either side by a smaller brilliant cut diamond that matches the center stone. The center diamond has H color and VS2 clarity and the approximate total weight of all diamonds is 0.72 Ct.
All Items : Estate Jewelry : Platinum : Vintage : Pre 1950 item #1171944 (stock #TR713)
A circa 1940’s estate platinum and diamond eternity band that is 7½ mm wide will fit a size 5½ finger for that Cinderella in your life. The band has an open-work design and is decorated by 30 full cut diamonds. The approximate total weight of all diamonds is 0.75Ct.
All Items : Estate Jewelry : Platinum : Vintage : Pre 1930 item #1380284 (stock #TR1000)
An elegant yesteryear’s platinum and diamond bow like pendant is set with nineteen round diamonds. Thirteen of the diamonds are set in the body of the pendant, while three diamonds are hung from the bottom. The approximate total weight of all diamonds is 0.75Ct. The 1 ¾” long and 9/16” wide pendant is accompanied by an 18” long platinum chain.
All Items : Estate Jewelry : Platinum : Vintage : Pre 1980 item #513902
Stunning platinum and diamond earrings in the "stile guirland" or "garland style" developed in Paris by Cartier, but first made fashionable by Queen Alexandra of England. Each earring is composed of a floral motif surmount, suspending a bow, suspending a wreath circled about another floral motif, suspending a teardrop. Each earring is fully articulated, so that all the parts move independently with the slightest movement...
All Items : Estate Jewelry : Platinum : Vintage : Pre 1920 item #1485164
Black Dog Antiques
$1,950.00
Ca 1920 A stunning platinum and pearl ring with millegrain setting. There are twelve diamonds with a total carat weight of approximately 1.25 (ctw). The cream-colored cultured pearl measures 9mm. There is also a small amount of glue residue at the base of the pearl and very light wear on the nacre. Tests 950 platinum. Size 4.5 ~ Weight: 4 grams.
All Items : Estate Jewelry : Platinum : Vintage : Pre 1940 item #1276800 (stock #TR762)
An exquisitely made antique platinum diamond and ruby ring that is centered by an 8 X 6 mm oval cabochon natural ruby which has the approximate weight of 1.0 Ct. The center stone is surrounded by twelve old-mine diamonds with the approximate total weight of 0.60 Ct. The top of the ring measures 13 X 11 mm.
All Items : Estate Jewelry : Platinum : Vintage : Pre 1940 item #1061448 (stock #TR655)
Authentic 1920-s period platinum and diamond ring. The openwork top is decorated by nine old-mine diamonds. The approximate weight of the center diamond is 0.25Ct, while the approximate total weight of all diamonds is 1.15Ct.The ring is in great condition.
All Items : Estate Jewelry : Platinum : Vintage : Pre 1940 item #1374827 (stock #TR908)
This stylish handmade Art Deco platinum cocktail ring is set with two marquise diamonds and forty-two single cut diamonds. The approximate weight of the two marquise diamonds is 0.40Ct and the approximate total weight of all diamonds is 0.90Ct. The top of the ring measures 13/16” by ½”. The ring is a size 3 ¾, and it can easily be sized.
All Items : Estate Jewelry : Platinum : Vintage : Pre 1920 item #1434866
A very fine Art Nouveau pendant formed from an exceptionally large natural freshwater pearl mounted in platinum and gold and set with diamonds. The floral platinum mounting features a .15 carat old European diamond and nine single-cut diamonds. The bail is shaped as a clover and is set with three additional diamonds. The pearl has fine luster with rose and green orient. Tested and guaranteed platinum and 14K gold. The contemporary chain is 14K white gold.
  • Origin: America, ca...
All Items : Estate Jewelry : Platinum : Vintage : Pre 1930 item #1298426
A lovely Art Deco white gold and platinum filigree bracelet featuring three diamond-set frosted and engraved crystal plaques alternating with bezel-set pale blue spinels. The use of pale blue spinels the color of aquamarines is a very unusual treatment in a bracelet of this type, and the overall effect is very pretty. All the platinum surfaces are engraved in a delicate foliate motif. The clasp is stamped for 14K and platinum and has an unidentified maker’s mark.

Origin: America, ca. 1920...

All Items : Estate Jewelry : Platinum : Vintage : Pre 1930 item #758584 (stock #TR550)
Turn heads with three sparkling old mine diamonds set in this 1920’s filigree pin and pendant executed in platinum and 14 Kt white gold. The three stones weigh in at approximately 1.10 carats total and are set in platinum atop intricate filigree work full of knots, braids, and other flourishes. As is visible in the thumbnail photo, the bale may be folded down when the item is worn as a pin, either horizontally or vertically, making it symmetrical...
All Items : Estate Jewelry : Platinum : Vintage : Pre 1960 item #1369920 (stock #TR890)
This vintage 1950-s platinum and diamond eternity band is set with 32 diamonds. There are 4 full-cut and 28 single-cut diamonds decorating the scroll and priced design 7 millimeter wide band. The approximate total weight of all diamonds is 0.70 Ct. The ring is a size 5 ½ and it CAN NOT be sized.
All Items : Estate Jewelry : Platinum : Vintage : Pre 1970 item #1317940 (stock #TR776)
This very elegant platinum ring is set with two 5 mm round natural emeralds, ten tapered diamond baguettes in two quarter – circles, and two smaller round diamonds. The approximate total weight of the emeralds is 1.50Ct and the diamond weight totals approximately 0.50 Ct.
All Items : Estate Jewelry : Platinum : Vintage : Pre 1940 item #844596 (stock #TR613)
This charming eight prong platinum setting is holding an approximately 0.35Ct brilliant cut diamond that has H color and I2 clarity. The design and the mark indicate that this beauty was made in Europe. We lowered our price by 30% on the ring from $ 950 to $665.
All Items : Estate Jewelry : Platinum : Vintage : Pre 1920 item #697130
This pin has been tested to be platinum. It has 8 corn flower sapphires set in openwork.

It measures 1 3/16" long by 11/16" wide.

All Items : Estate Jewelry : Platinum : Vintage : Pre 1950 item #1078710 (stock #TR673)
This is an elegant platinum and diamond ring centered by an approximately 0.23 carat brilliant cut diamond that has I color and SI1 clarity. The diamond is set in a decorative buttercup style setting with six prongs. The ring dates back to the 1940s and would make a great friendship or engagement ring for a person who appreciates fine old jewelry.The ring is a size 5 1/2 and it can easily be sized.
All Items : Estate Jewelry : Platinum : Vintage : Pre 1930 item #309231
This is a Women's Platinum & Diamonds Wristwatch from a Maryland, U.S.A. Estate. The Dial reads: Elgin. The Bracelet portion alone has approximately 2.4 Carats of Diamonds with 20 .12/100 Carats European Cut Diamonds. There are another 48 Diamonds easily adding another 1 Carat Plus ARAT PLUS of Round Diamonds. Date this Piece ca. 1925- 1940 Running Strongly and in Beautiful Condition. jpgs give More info
All Items : Estate Jewelry : Platinum : Vintage : Pre 1920 item #1212584
Kensington House Antiques
SODL, PLEASE VISIT US AGAIN
A stunning French Belle Epoque platinum negligee necklace set with old European and single-cut diamond and calibre cut blue sapphires. The fancy platinum chain, interrupted at regular intervals with natural seed pearls, joins to a gracefully arched diamond-set bar suspending old European cut diamonds leading an asymmetrical pair of semicircular plaques, each finished with a tassel of natural seed pearls...
All Items : Estate Jewelry : Platinum : Vintage : Pre 1930 item #412580
Eric J.Phillips Antique Estate Jewelry
Visit or Call for More Details
This is a Platinum Diamond Engagement Ring with a 1.18 European Cut UT Center Diamond. That Diamond is VS2 Clarity and GH Color. The Mounting has a Step Down design with an additional 6 Diamonds adding an additional .25 Carats of weight. Total Diamond weight is approximately 1.43 Carats. One of Many Platinum Diamond Engagement Rings in Our Collection. B e a u t i f u l Ring
All Items : Estate Jewelry : Platinum : Vintage : Pre 1930 item #1320705
A stunning Art Deco platinum bracelet, the links arranged in a zigzag pattern of bead-set round diamonds and channel-set square rubies. The overall design has the beautifully graphic, geometric appeal of the best French Art Deco jewels. The diamonds average VS clarity and G/H color. The rubies are similar quality, with medium dark, vivid red color (R6/6) and eye-clean clarity...
All Items : Estate Jewelry : Platinum : Vintage : Pre 1930 item #1228569 (stock #gafAK3)
A spectacular Art Deco period platinum brooch with bezel set round and baguette diamonds comprising over 6 carats of diamonds, Circa 1925. The piece measures approx 2" by 1". It is not marked, but tests platinum. The brooch weighs 8.9 grams and is in excellent condition. A rare find that is elegant simplicity.
All Items : Estate Jewelry : Platinum : Vintage : Pre 1930 item #1334050
An elegant Art Deco platinum filigree ring centered by a .70 old European cut diamond mounted in an octagonal surround of caliber cut synthetic sapphires (typical of genuine Art Deco period rings). The platinum setting is beautifully pierced at the front and the shank is engraved in a foliate pattern completely around. The diamond is graded as G/H color and VVS1 clarity, and has excellent cut with fine brilliance. The sapphires are bright and provide a nice pop of color...
All Items : Estate Jewelry : Platinum : Vintage : Pre 1980 item #1115632
This is a Marquise Cut Diamond Ring in a 14K White Gold setting with Diamond accents. The Engagement Ring has an approximately 75/100 Carat Major Diamond SI2 GH Color. Vintage 1970- 1990 ......Please contact us for more details or see this Ring @ Jantiques in Kensington, Md. ........
All Items : Estate Jewelry : Platinum : Vintage : Pre 1910 item #1212662
A very fine round platinum, diamond and pearl brooch depicting a flower in full blossom being visited by a small insect. The flower’s leaves and petals are set with mine-cut diamonds, as are the insect’s wings. The insect’s body is formed from a small natural pearl and pearls also adorn the flower in several places. The delicacy of the design is amazing. The diamonds are very good quality and the pearls have lovely iridescence...
All Items : Estate Jewelry : Platinum : Vintage : Pre 1930 item #1384456
A gorgeous Art Deco platinum mounting sprinkled with diamonds and featuring a pair of round brilliant cut aquamarines. The crown of the ring rises well up off the finger, creating a sort of umbrella effect that nestles the aquamarines. The diamonds larger diamonds in the setting are old European cuts and the smaller ones are single cuts. All are in the H/I color range with VS clarity. The mounting is finished with expert milgraining and ornate piercing.
  • Origin: America, ca...
All Items : Estate Jewelry : Platinum : Vintage : Pre 1930 item #1369328
An elegant Art Deco ring in platinum set with diamonds, sapphires and a 7-mm pearl...
All Items : Estate Jewelry : Platinum : Vintage : Pre 1920 item #1039922
An exquisite Edwardian pendant and brooch featuring a large oval rubellite (pinkish-red tourmaline) cabochon surrounded by old European cut diamonds mounted in elegant buttercup settings. The diamond flower buds are mounted in an intricately interlaced knife-edge platinum setting. The back has a removable mounting so the piece can be worn as either a brooch or a pendant. Removable mountings of this type are very complex and appear on only the finest pieces from the period. The rubellite has ...
All Items : Estate Jewelry : Platinum : Vintage : Pre 1960 item #997170
A superb pair of vintage, mid-century platinum earrings with green tourmalines and diamonds. The large rectangular step cut tourmalines contrast beautifully with the surrounding ribbons of diamonds and the whiteness of the platinum settings. The pairing of tourmalines and diamonds isn’t terribly common and gives these earrings a special appeal. The tourmalines, of outstanding quality, are graded as very slightly bluish green hue, with medium dark tone and strong saturation (vslbG 6/5); 60% ...
All Items : Estate Jewelry : Platinum : Vintage : Pre 1930 item #624511
This is a BEAUTIFUL DIAMOND ENGAGEMENT RING with a 1.50 Carat European Cut Center DIAMOND. Note the Fine PLATINUM FILIGREE Setting. Date this Engagement RING ca. 1925- 1935. Ring size is a 5 1/2. More details posted soon ... from a Florida Estate. This is a Fantastic PLATINUM DIAMOND ART DECO ENGAGEMENT RING in Excellent Condition
All Items : Estate Jewelry : Platinum : Vintage : Pre 1900 item #1082846
A superb early Edwardian “style guirlande” platinum, gold, diamond, opal and pearl necklace. The fine platinum chain suspends a platinum and gold pendant centering a beautiful oval opal surrounded by an ornate swagged garland of diamonds punctuated with creamy natural pearls. The opal has strong and even play-of-color with strong flashes of bright green, a bit of blue and pale orange. The single cut and old European diamonds have beautiful color (F-H) and have clarity ranging from SI1 to ...
All Items : Estate Jewelry : Platinum : Vintage : Pre 1960 item #1107082
A very fine pair of platinum, diamond and aquamarine earrings in a classic Art Deco style. The brilliant round-cut diamonds graduate from .20 ct at the top to .30 ct at the bottom. The diamonds are finely matched at H color, VS1 to VS2 clarity, with good to very good cut. The brilliant oval-cut aquamarines have fine color color, very good brilliance and SI clarity. The aquamarines are unheated. Each gemstone is set in a fully articulated mounting with a pierced gallery. The earrings have screw ...
All Items : Estate Jewelry : Platinum : Vintage : Pre 1930 item #1019581
A superb Art Deco platinum ring set with a cat’s-eye chrysoberyl cabochon flanked at each shoulder by a row of square step-cut diamonds. The chrysoberyl is of the finest quality, with a strong well-centered white eye against a strongly greenish-yellow background—precisely the combination that yields the desirable “milk and honey” effect. The cabochon is nicely cut and has very good symmetry. The diamonds are of exceptional quality, with D/E color and VS2 to SI1 clarity. The platinum...
All Items : Estate Jewelry : Platinum : Vintage : Pre 1920 item #1280850
A fine Edwardian platinum and natural saltwater pearl necklace. The strand comprises 72 natural pearls of graduated sizes (3.7 to 5.0 mm) strung between platinum links. The pearls have symmetrical button shape, white body color with cream overtones, and excellent luster. The pearls are well-matched for size and quality throughout the strand. The necklace is finished with replaced 18K white gold clasp.

The necklace is accompanied by a gemological report from the Laboratoire Français de Gem...

All Items : Estate Jewelry : Platinum : Vintage : Pre 1940 item #1258422
A fabulous Art Deco platinum brooch in the form of a carved hardstone Scottish Terrier sitting atop a diamond-encrusted platform surrounded by a leash as a sort of diamond-set halo. The dog is finely carved and enhanced with a matte finish. The 114 old mine and single-cut diamonds average H color and SI1 clarity. The back of the pin is finished with a double clip. The reverse is engraved "To Mama 6-8-36". The bottom edge of the gallery has what appears to be a heavily worn signature. Teste...