A stunning late Art Deco pair of diamond and palladium dress clips by Tiffany & Co. The clips are fully convertible with a duette mechanism into a single round brooch of substantial presence. Each clip features a pair of stylized flowers with curving foliage and are faintly in the cornucopia shape popular in Deco and Retro jewels. The clips are extremely versatile--they can be worn singly, as a pair or joined as the larger brooch. The diamonds are G color and VVS2-VS1 clarity...

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...

A fine and very lovely Art Nouveau pendant or brooch worked in platinum and 18K yellow gold, every visible surface is set with old mine cut and old European cut diamonds of various sizes. The design depicts are central flower surrounded by foliage twisted into whiplash curves and sprinkled with flower buds. The construction is very solid and quite heavy, but the openwork maintains a feeling of lightness...

An elegant Art Deco ring in platinum set with diamonds, sapphires and a 7-mm pearl. The octagonal face is bordered with sixteen single-cut diamonds (H/SI2) enclosing a border of calibre-cut sapphires around the center pearl. The pearl has excellent luster and overtones...

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...

This fabulous vintage flower bouquet shaped ring is sure to turn everyone green with envy. Dating to the 1960’s, this platinum ring features a 0.75 carat pear shaped natural emerald. Thirty-six diamonds of various shapes and sizes add to the unique beauty of this outstanding work of art. The eighteen round brilliants, fourteen baguettes and four marquis cut diamonds vary between G and H color, and between VVS1 and VS1 clarity with an approximate total weight of 3.25 Ct...

A spectacular pair of hanging diamond earrings set in platinum with 18Kt yellow gold closure. Weather it is for a wedding or any other special occasion, these earrings will steal the show. ALL DIAMONDS ARE NATURAL, EARTH-MINED DIAMONDS! On each earring the top is a European back set with two bezel set diamonds, the triangular middle part is set with 7 diamonds and the cluster on the bottom is centered by an approximately 0.15Ct diamond which is surrounded by 12 diamonds...

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.

A phenomenal Edwardian platinum and 18K gold brooch/pendant in the form of a caduceus set with 160 old European and old mine cut diamonds weighing approximately 2.90 carats. The principal stone is a square cushion cut, weighs approximately .28 ct, and is F color, VVS2 clarity. The smaller diamonds range F-I color, VS2 to I1 clarity. The diamonds are set in platinum over 18K yellow gold in the traditional French manner...

This is a 14k and silver Edwardian period oval shaped pearl and diamond pendant. The pendant is peg set with six slightly baroque river pearls measuring 5.50mm - 5.70mm in diameter. There are twelve rose cut diamonds prong set in between the pearls. The total diamond weight is .48 carats. The pendant has the original bail and is bead set with three rose cut diamonds. It measures 1.5" by 1". The pendant is in excellent condition and is circa 1901 - 1914...

This is an Art Deco Era Platinum Diamond & Sapphire Ring. At the Center is a Beautiful 2CT Sapphire. On the Square top there are 16 Diamonds; at the Shoulders there are 6 more Diamonds... total Diamond Weight: 1/2 carat. Deco Fans add this Beautiful Ring to the Jewelry Box.. ca. 1920- 1940 in Excellent Condition

A magnificent vintage platinum brooch formed as a floral bouquet featuring three primary blossoms tied at the bottom with a ribbon, and set with a mix of old single cut, old Swiss cut, old European cut, old mine cut, early modern brilliant round cut and French cut diamonds and round brilliant cut sapphires. The center flower features a .83-carat, old mine cut diamond of fancy cognac color and SI2 clarity; surrounded by sapphires. A flower bud is represented just above by a prong-set .34-carat ...

An exquisite Art Deco platinum filigree ring set with a 1.14 carat old European cut diamond surrounded by caliber-cut onyx and coral in a sort of Moorish design. The diamond is graded as H color and SI1 clarity. All the stones are set in millgrained bezel settings. The surrounded coral has very saturated, even coloring that contrasts beautifully with the onyx and the sparkle of the diamond. Strong color contrast is especially associated with Art Deco jewels. The shank is set with three smal...

Take her breath away with this pristine platinum and diamond engagement ring. Dating from the 1920’s and showing characteristic Deco influences from the prongs to the shank, this stunner features a 1.02 carat round center stone. The exquisite diamond is EGL certified as H color and VS2 clarity. Eight single-cut diamonds of various sizes accentuate the flourishes on either side of the stone, lending to the 1.20 carat total weight.The ring is a size 6 1/2 and it can easily be sized.

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 ...

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.

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. Conversely, as in the photo above, the bale ...

This is a Fantastic Art Deco Platinum and Diamonds Brooch. Designed as a Duette the Two Sections contain one hundred twenty Diamonds. Approximate Diamond weight is 3.5 Carats. From a well-known Washington D.C. area Estate.........Hard to Find

Your dream could be fulfilled with this glamorous 1920-s treasure. The approximately 1.70 Ct old-mine diamond with K color and VS2 clarity is set in a beautifully engraved openwork platinum setting. The diamond was graded by our in-house gemologist, and it is not certified by a gem lab. It is rare indeed, to find a period piece like this in such perfect condition. The ring is a size 6 ½ and it can easily be sized.

Vintage pair of platinum wedding bands designed to fit next to or around a solitaire style engagement ring. Can be worn together, separately, with one on each side of the engagement ring, or both on the bottom of the engagement ring (see photos). Each ring has 9 modern cut diamonds (SI, I in color) set in solid platinum with engraving on the top half of each ring. Total carat weight is 40 points. Both hallmarked plat and cp. Ring size 7 3/4, total weight of both rings is 8.9 grams.

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

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.

A lovely French garland-style pendant/brooch in platinum and set with diamonds. The garland style, popularized by Cartier, heavily borrowed Louis XVI motifs such as bows, ribbons and laurel wreaths—all seen in this example. When worked in platinum, the designs take on a delicate appearance and allow the diamonds to shine. The center old European cut diamond, graded as J/SI1, weighs .48 carat. The diamond hanging from an articulated millegrained knife-edge mounting has the same grading and ...

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

An elegantly tailored platinum and diamond engagement ring and matching band set from the 1960-s. The engagement ring is centered by a guaranteed 1.01Ct brilliant cut diamond, and the center stone is flanked on either side by a tapered diamond baguette. The center diamond is not certified, but graded by our in-house gemologist, and has J color and VS1 clarity. The approximate total weight of the three diamonds in the engagement ring is 1.20Ct. The matching band is set with a straight diamond bag...

An exquisite Art Deco platinum pendant in the form of a rose set with old mine cut, old European cut, single cut and pear cut diamonds. The design is delicately worked in a sort of stencil effect, the negative spaces between diamond-set areas appearing as the veins of leaves or the deeper recesses of the rose blossom. The center of the rose is set with a .96-ct pear shaped diamond, H/VVS2. The smaller diamonds are well-matched in the H range SI clarity. A diamond-set leaf-shaped bail complet...

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.

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.

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

Beautiful Art Deco three-stone design in Platinum totaling 2.93 carats. The Old European Cut center diamond measures approximately 1.20 carats and grades on the GIA scale as L color and VS2 clarity. The Old European Cut diamonds on either side measure approximately .80 carats and .93 carats and grade as VVS2-VS1 Clarity and K-M color. The ring is in excellent condition and is currently a size 6.75.

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. The interior of the s...

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. Each earring contains 51 round brilliant-cut diamonds of very fine colo...

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. 1910

Eternity band with a "twist". The band is set in half sapphire and half ruby with the ring switching from one to the other as you rotate it. The band is made of platinum and dates from about 1930. The sapphires are a lovely dark royal blue and the rubies a pinkish-red. Such rings were called "day and night", ruby side for day and sapphire for night, or the other way around if you desire. Eternity bands are meant to be given to commemorate special occasions such as anniversaries as they signif...

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. The term “negligee”, technically meaning “careless”, refers to the seemingly carel...

A beautifully decorated platinum and diamond filigree ring from the 1920’s centered by two old-mine diamonds and further enhanced by another 28 various size old-mine diamonds. The approximate total weight of all 30 diamonds is 1.00Ct.The ring is size 5 3/4, but it can easily be sized if needed.