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...

A large Edwardian puffed heart pendant/brooch worked in finely pierced platinum and set with nearly six carats of old European cut diamonds. Most Edwardian hearts are somewhat smaller than this generously-sized example. The design depicts a central blossom surrounded by scrolls around the edge of the heart. The center diamond is .60 carat, L color and SI2 clarity. The remaining 36 diamonds, totaling approximately 5.27 carats, are I/J color and SI1-I1 clarity...

Art Deco Pin, platinum and diamond par pin bead-prong set with twelve old European cut diamonds. The total diamond weight is 4.0 carats. The average GIA clarity grade is SI/1 and the color is G-H. The pin has side engraved details, and has a Black, Starr & Frost stamp. The craftsmanship is fine, and the condition is excellent. Circa 1901 - 1914. The pin measures 2” in length. Note: Mounted gemstones are graded only to the extent that mounting permits examination.

Beautiful 5.2 carat Rubellite Tourmaline set in platinum with six diamonds. Simple and elegant, the ring is approximately a size 7. The diamonds on the sides are well cut and matched and weigh approximately 0.10 cttw. It is stamped on the inside "10% IRID PLAT". The overall weight is 4 grams.

Posted here from our Collection of Platinum Diamond with Alternating Precious Stone Eternity Bands... Primarily posted for DC Metro Walk~ In Clientele. These pieces date ca. 1990 to present. MANY Available ......

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 is another Platinum Diamond Engagement Ring from a maryland estate. Size of the modern brilliant cut diamond is a half carat; VS1 ~ VS2 G color & manufactured circa 1990 - 2000. Try on this piece: Jantiques 10429 fawcett st. kensington, md 20895 ....a beauty

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...

This Engagement Ring is from a Virginia USA Estate. Setting is Platinum with an .86 Carat Old European Cut Diamond, VS1 clarity, GH color. There are another 8 Full Cut Diamonds 4 on each side adding another 1/4 Carat Diamond weight or 1.30 Carats total diamond weight. Beautiful Platinum Diamond Ring

A stunning early Art Deco platinum bracelet set with diamonds and emeralds. The bracelet comprises seven rectangular plaques, each centered with an old European cut diamond. The plaques are hand-pierced in an ornate foliate pattern accented with a total of 84 smaller old European and single cut diamonds and 70 calibre-cut natural emeralds. The primary diamonds (two .44ct; two .46ct; two .55ct; and one .61ct) are very well matched and are graded G/SI1...

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...

This is a Platinum Diamond Engagement Ring retro era ca. 1950 - 1975 with a .60 carat diamond center ~ major diamond. That .60 Ct Stone is vs1 vs2 HI color & european cut. There are 2 addtional diamonds on each side & two Rubies on each side. Those accenting precious stones add another .10 Carat to .12 Carat Gem Weight. The Platinum mounting is a Size 6 .... Try on this great Ring in Kensington, md 20895

This is a Platinum Diamond Engagement Ring from a Maryland Estate. Diamond is 90/100 Carat, European Cut, VS2 Clarity, IJ Color. Call for more details or come in to see

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 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. ........

This elegant and sophisticated ring was handcrafted of platinum and contains a bezel set center oval diamond surrounded by channel set square and trapezoid cut rubies with ornate filigree greek key design, geometric patterns and accents throughout. The center old mine cut diamond is 0.88 carat with VVS2 clarity and N color GIA scale. There are 28 accent diamonds old mine and old European cut totaling .56 carat with I1 clarity and H-I-J color GIA scale. The 20 natural rubies total 0.56 carat...

This RING from a Virginia, USA Estate is a Classic. The 1.15 Carat European Cut Diamond is set in a Platinum Filigree Setting. This Diamond is VS2 SI1 Clarity GH Color, Ring size is 6 and can be sized per usual requirements. This is a Must See for those looking for a Diamond Filigree Ring circa 1920- 1935. Beautiful Ring & Surprising Still Available at the Store. Someone is Missing the Opportunity to Own & Wear this Beautiful Ring

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...