Unique Diamonds

A striking vintage design in 18k yellow gold, featuring polished onyx plaques set against approximately 39 round brilliant-cut diamonds, totaling an estimated 2.25–2.50 carats. The i...

Cartier wide band ring in 18k yellow gold, made in France. Clean, bold design with a smooth, polished finish that gives it a strong presence whi...

The Tiffany & Co. 'Wild Rose' cultured pearl and gold earrings feature elegant cultured pearls nestled within textured gold petals. Each earring is signed T&Co., ensuring aut...

This 18K Gold and Diamond ring is set with approximately 0.90 carats of full cut diamonds. Size 6.25. Numbered, makers mark and export stamp...

A striking example of JAR’s signature artistry, the “Col Plissé” earrings are masterfully crafted in lightweight aluminum, sculpted into elegant pleated forms that echo the fluid mov...

The BVLGARI B.zero1 White Gold Pavé Diamond Ring (Wide Version) is an iconic statement of modern luxury and timeless Roman design. Crafted in lustrous 18K white gold, this wide B.zer...

This exquisite vintage ring by Van Cleef & Arpels is a stunning example of the brand's timeless elegance and artistry from the 1980s. Crafted in luxurious 18K yellow gold, it feature...

The Gucci White Gold Mesh Necklace is a truly exquisite piece of jewelry, epitomizing the luxury and craftsmanship synonymous with the Gucci b...

These JAR ear clips feature gilt aluminum in a fall foliage design. Signed JAR, Paris. French assay and workshop marks. 18K gold and aluminum. Includes s...

This Cartier Vermeil (gold on sterling silver) necklace is comprised of textured circular discs in the brutalist style, designed circa 1970. The second image shows Jacqueline Kennedy...

The BVLGARI Yellow Gold & Mother of Pearl Spinning Ring is such a cool piece! It's like having this shiny gold band with a pretty mother of pearl disk that spins around. You can't he...

The BVLGARI Yellow Gold 3 Row 'SPIGA' Ring Band is a flexible and stylish piece that wraps your finger in pure luxury! Picture three rows of gleaming yellow gold woven together in a ...

The Cartier Gold and Diamond 'Mahango Panthère' Ring is an exquisite masterpiece of jewelry craftsmanship. This luxurious piece features a wide band m...

Introducing the rare and stylish Pasquale Bruni Crocodile Ring. Crafted with utmost precision, this masterpiece showcases a mesmerizing crocod...

Dive into the glamorous vibes of the 1970s with this ultra-rare Van Cleef & Arpels earrings and brooch set! Picture this: stunning lion door knockers...

This Van Cleef & Arpels 18K gold necklace features 16 variously sized carnelian and tiger's eye quatrefoil motifs on a fine link chain. Necklace length 48 inches. French assay...

This Van Cleef & Arpels bracelet and earrings features 18K hammered gold with sections of round diamonds. Bracelet: total diamonds weight 2.85 carats. Internal circumference 6½ inch...

Made with 42 natural diamonds stones. Long Emeralds approximately 0.50ct. each all GIA certified D-E-F Colors, VVS-VS clarities. (List availabl...

Made with 42 natural diamonds. Long Radiants approximately 0.50ct. each all GIA certified D-E-F Colors, VS1-VS2-SI1 clarities. (List available upon request) without visible inclusio...

Made with 17 natural diamonds. Long Radiants approximately 0.50ct. each all GIA certified D-E-F Colors, VS1-VS2-SI1 clarities. (List available upon request) without visible inclusio...

This diamond eternity band features 12 round diamonds 1+ ct. each. Weighing a total of 11.75 carats set in Platinum. A must see! Approximately G - H Color and I1 - I2 clarity Complet...

This Dome Cluster Ring features 8 Emerald cut diamonds all with GIA Certificates weighing 4.19 carats, and 72 Round diamonds weighing 4.92 carats set in Platinum. Total carat weight ...

This pair of studs feature two GIA certified G VS2 round brilliant diamonds each weighing 2.01 and 2.03 carats set in 18K white Gold.

This Men's Dome ring features 0.66 carat GIA certified emerald cut J VS2 diamond set in 18k yellow gold. Size 9. Resizable upon request.

This Men's Dome ring features 0.70 carat GIA certified emerald cut D VVS2 diamond set in Platinum. Size 9. Resizable upon request.

This two stone ring features two GIA certified Emerald cuts diamonds weighing 0.72 and 0.69 carats with 0.06 melees set in 18K Gold. Size 6. Resizable upon request.

This two stone ring features two GIA certified diamonds weighing 0.72 and 0.78 carats with 0.06 melees set in rose Gold. Size 6. Resizable upon request. Emerald Cut 0.72 D VVS2 Emer...

This two stone ring features two GIA certified diamonds weighing 0.70 and 0.71 carats both D VVS2 with 0.05 melees set in Platinum. Size 6. Resizable upon request.

This discontinued BVLGARI B.ZERO1 necklace features black ceramic and round diamonds set in 18K rose gold. 17.5 inch. Signed BULGARI.

Bright finish gold aluminum, 18k yellow gold (clips only, French marks), signed JAR, numbered, green JAR pouch Size/Dimensions: 6.0 x 4.0 cm (23⁄8 x 15⁄8 in)

Round diamonds, 18k white gold (French mark), circa 1996, signed Cartier, numbered Cartier, 1996: Certificate of Authenticity Diamonds: 48 round with total weight of 1.12 carats Colo...

These JAR ear clips feature gilt metal elongated pendants in a hammered finish with ear clips. 4 5/8 inch length. Signed JAR Paris. French assay and wor...

This diamond eternity band features 20 pear shape F VVS diamonds weighing approximately 4.84 carats set in 18k white gold. Size 7.

This diamond eternity band features 18 pear shape F VVS diamonds weighing approximately 4.30 carats set in 18k white gold. Size 6.

This diamond eternity band features 18 pear shape F VVS diamonds weighing approximately 4.25 carats set in 18k white gold. Size 5.

This rhodium-plated 18K white gold Ponte Vecchio Gioielli lavalier necklace features 1.30 carats of diamonds and adjustable lobster clasp closur...

This 18K yellow gold Ponte Vecchio Gioielli cocktail ring features a 45.10 carat faceted pear shape citrine and 0.14 carats of round brilliant c...

This 18K white gold Ponte Vecchio Gioielli cocktail ring features 2.07 carats of round brilliant cut diamonds. Size 7 Made in Italy. Signed PVG....

Fancy vivid yellow 5.04 carat rectangular radiant cut diamond engagement ring. Mounted in 2.7g of Platinum with a delicate thin half diamond pave ...

This columnar design diamond ring features 3.60 carats of F-H, VVS-VS round diamonds. Mounting stamped 750 for 18K Yellow gold. Stamped European size 53. Approximately 1/2 inch width...

This cocktail ring features approximately 0.50 carats of black and white diamonds set in 18K white gold.

This Van Cleef & Arpels ring contains 12 round brilliant cut diamonds weighing approximately 0.25 carats total and 36 round mixed cut rubies mounted in y...

This pave diamond pendant necklace features 0.57 carats of diamonds set in 14K yellow gold. Adjustable length closure.

These 14K Yellow Gold post back diamond earrings feature 0.47 carats of pave diamonds.

These 14K white and rose gold flower earrings feature 1 carat of diamonds. These are for pierced ears with a post and clip back combination.

18 k white gold cocktail ring featuring 0.35 carats brown diamonds along the edge. 5 carats of Amethyst in the center. The ring is shaped to resemble a flower and has a mirrored effe...

Rhodium-plated 18K rose and white gold Ponte Vecchio Gioielli Swirl cocktail ring featuring 0.21 carats of diamonds. Metal Finish: High Polish,...

This ring features hammered 13 grams of 18K white gold with eyelet cutouts, and yellow gold flowers surrounding 0.56 carats of round brilliant diamonds. Size 7.5. Made in Italy. Ca...

This pendant necklace features 0.25 carats of diamonds set in 14K white gold. Made in USA. Viewings available in our NYC showroom by appointment.

This statement bracelet features 192 yellow sapphires for a total of 101.60 carats set in 14k yellow gold and dipped in 24k yellow gold for a richer look with 14 diamonds weighing 0....

This engagement ring features a 13.53 carat square radiant VVS1 mounted in 18K white and yellow gold flanked by two F-G VVS trapezoid diamonds. 13.1 grams total weight. Made in Italy...

This Art Deco style pendant necklace features 95 carats of black diamonds and 3.5 carats of G-H SI1-2 white briolette diamonds with an 18K white gold clasp. Gemological Appraisal Lab...

These Harry Winston style diamond chandelier earrings feature 22.70 carats of F-G VS diamonds set in 18K white gold. The 22.70 carats of diamonds are made up of 49 marquise brilliant...

These chandelier earrings feature 18.79 carats of transparent moderately strong red rubies and 8.85 carats of F-H VS-SI pear, marquise, and round cut diamonds. These dazzling earring...

This bracelet features 28.05 carats of F-H VS-SI diamonds and 13.49 carats of moderately strong transparent red rubies. This bracelet features 1 pear brilliant, 13 marquise brilliant...

This Harry Winston style diamond cluster wreath necklace with flower drop features 125.8 carats of F-G VS diamonds set in platinum. The 125.8 carats of diamonds are comprised of 72.2...

This Ponte Vecchio bracelet features 15.98 carats of sapphire, 1 carat of ruby, 0.14 carat of diamond set in 18K yellow and white gold. 14.30 grams of gold. 7 inch length. Made in It...

This necklace features a 0.20 carats round diamond set in 14K yellow gold with a tubular 14K yellow gold chain. Made in USA.