Alexandra Matias Jewelry

artistry and whimsy of late 20th century fine jewellery. Crafted in 18 kt yellow and white gold, the brooch

18kt – 750‰ yellow gold cufflinks, satin-finished square, with 2 dimonds, "brilliant cut" diamonds, with 0.13ct in total.

18kt – 750‰ yellow gold and white gold flower-shaped brooch, with 17 diamonds in the centre and 30 diamonds set in 8 leaves, in brilliant-cut, about 1.9ct in total.

Brooch in 19.2 kt – 800 ‰ yellow gold , in the form of a serpent. The body coils around itself, and the head is set with one cabochon turquoise, two old European cut diamonds, and tw...

19.2kt – 800‰ pendant or/and brooch in yellow gold, set with 79 old cut diamonds, 9 emeralds, 9 rubies, 5 sapphires and 3 pearls.

Yellow gold Dragonfly-shaped brooch, with wings and tail set with 45 diamonds. The body features a central oval "cabochon-cut" ruby, while the head is adorned with 2 faceted rubies. ...

18th Century Portuguese “Sequillé” Pendant-Brooch in Gold and Diamonds Originally conceived as a pendant and subsequently adapted as a brooch. Executed in gold with pierced and fine...

Butterfly-shaped brooch, naturalistic design in gold and silver, set with 6 cabochon rubies, 5 cabochon emeralds, 7 cabochon sapphires, and several small diamonds. Secured with a pin...

form makes it an essential piece for collectors of Bvlgari jewelry and a refined statement for everyday

jewelry design. Crafted in 18 kt white gold, this authentic Chaumet ring belongs to the celebrated Bee My

The Chaumet Bee My Love Yellow Gold Ring is a refined example of contemporary French jewelry design

wear or a central element in a sophisticated jewelry composition. Designed in the late twentieth

Bold, architectural and unmistakably iconic, this Bulgari B.Zero1 Rhodolite White Gold Band Ring captures the spirit of contemporary Italian design. Inspired by the grandeur of Rome’...

fine jewelry design, it stands out for its detail, luminosity, and enduring beauty. Has been

Vintage Dinh Van Menottes R12 Necklace in 18kt Yellow Gold – Signed French Designer Jewelry

This exquisite Portuguese ring is a rare and refined example of 18th-century jewelry. Crafted in

An exquisite example of early European religious jewelry, this antique Portuguese pendant dates

with delicate rose-cut diamonds a hallmark of fine European jewelry from the 18th century. Designed

in richly 19.2K yellow gold — a high-purity alloy traditionally used in Portuguese fine jewelry

alone or layered, this vintage design highlights the artistry of fine Portuguese jewelry — perfect for

tribute to classic jewelry craftsmanship. They feature a harmonious combination of platinum and yellow

fine jewelry with design-led character, this ring reflects a balance between volume, proportion, and

aesthetic. Made in the late 20th century, this cocktail ring is a fine example of modern European jewellery

for secure wear and showcases the refined craftsmanship typical of early twentieth-century jewelry

jewelry. Crafted in 18 kt yellow gold, the design features a wide band with sculptural grooved detailing

fine jewelry with its bold design and luxurious gemstones. The ring features an unusual mismatched rim

European jewelry or connoisseurs of Portuguese goldsmithing, this ring evokes a refined legacy of royal

provenance. A collector's item and a true expression of vintage Italian fine jewelry, this piece is ideal for

19.2kt – 800‰ yellow gold ring with a anthracite grey ceramic link in the centre, a link in yellow gold set with a pave of 92 "brilliant-cut" diamonds totalling around 0.90ct and an...

18kt – 750‰ yellow gold bracelet, set with 13 "brilliant-cut" diamonds about 0.52ct in total. With reed closure and safety lock.

19.2kt – 800‰ yellow gold ring, with 3 rectangular citrines about 19.53ct in total.

19.2kt – 800‰ yellow gold bracelet, articulated round interlaced links with three rings. Clasp with spring ring.

18kt – 750‰ yellow gold tiger ring, with white, black, and red enamelled stripes, eyes set with 2 cabochon rubies. From the “Fierce Beast” Collection by the Italian jeweller and des...

18kt – 750‰ yellow gold with 2 larger round turquoises in the center surrounded by 12 smaller round turquoises forming a flower. Butterfly spring system with spikes.

18kt – 750‰ yellow gold ring, adorned with a continuous row of 24 rubies, distributed along the entire ring. A very classic and discreet ring. Can be paired with the same model with...

19.2kt – 800‰ yellow gold earrings, with 2 pear-cut emeralds about 1.68ct, surrounded by a frame of 36 brilliant-cut diamonds and 2 brilliant-cut diamonds at the top of the earrings...

14kt – 585‰ antique rose gold ring, with a geometric design and stepped structure. Set with a fancy yellowish color central diamond , surrounded by 28 old-cut diamonds of different s...

Bulgari 18kt – 750‰ white gold ring with diamond pavé, from the B.zero1 Collection. It combines modern design with inspiration from Roman architecture. Its spiral shape symbolises n...

Gold and silver necklace set with quartz, citrines and strass. Cross flanked by lacings with drop pendant and satin ribbon with gold terminals. Necklace length 31.5cm, total length ...

18kt – 750‰ yellow gold choker, set with 186 "brilliant cut" diamonds about 5.23ct in total. With reed closure and “8” safety.

18kt – 750‰ white gold choker, set with 271 "brilliant-cut" diamonds, of which 87 are black diamonds, about 4,122ct in total. Featuring a slide clasp with safety mechanism.

18kt – 750‰ yellow gold ring with 9 vertical rows, set with 28 brilliant-cut diamonds totalling around 1,148ct, 27 sapphires and 14 rubies. Inside with adjustable spring.

19.2kt – 800‰ yellow gold ring with blue enamel in low relief, set with 5 diamonds, 2 rose cut and 3 brilliant cut, totalling around 0.40ct. Not resizable.

Antique style 19,2kt – 800‰ white gold, with 8 brilliant-cut diamonds, around 0.71ct in total.

18kt – 750‰ yellow gold choker, set with 13 brilliant cut diamonds about 0.65ct in total. With reed closure and safety lock.

Tiffany Sparkler necklace in 18kt – 750‰ yellow gold , featuring one yellow citrine measuring 8mm x 8mm. Signed “Tiffany & Co.” Comes with original Tiffany & Co. box.

18kt – 750‰ Bulgari white gold ring, from the Parentesi Collection. Inspired by the iconic Parentesi design, with an interlaced, geometric pattern that evokes the paving stones that...

Diamonds and enamel serpent gold ring 19.2kt – 800‰ serpent-shaped yellow gold ring with green enamel and 2 diamonds.

14kt – 585‰ yellow gold solitaire ring, set with a natural “Cushion-cut" diamond weighing 1.72ct, with F colour and VS1 clarity, certified by GIA (Gemological Institute of America),...

19,2kt – 800‰ yellow gold ring, with 2 antique brilliant cut diamonds surrounded by 25 diamonds, measuring around 0.76ct in total. Without contrast, under Decree-Law n.º 120/2017, ar...

Vintage 18kt – 750‰ yellow gold ring, set with 24 baguette-cut diamonds totalling around 5.04ct, and 2 heart-shaped blue sapphires.

Mauboussin ring in 18kt – 750‰ in white gold, featuring a central aquamarine in blue-green colour with a cross-shaped cut and softly rounded edge. The band is adorned with a combin...

19,2kt – 800‰ Yellow gold bracelet with articulated round links and polished mesh. It has a spring ring clasp with a safety chain

--Stone(s):-- (12) Natural Genuine Diamonds - Round Brilliant Cut - Pave Set - Nice Brilliant White Diamonds - 0.08ctw (1) Natural Genuine Ruby - Round Brilliant Cut -Pave Set - Red ...

Antique French Floral Design Platinum Diamond Tiara with Detachable Brooch This magnificent French tiara, crafted in luxurious platinum, is a masterpiece of elegance and refinement....

Natural Colombian Emerald and diamond three stone Ring This Colombian emerald has a beautiful combination of color and tone. The emerald is 70% primary green color with a medium inte...

An A. Tillander diamond platinum tiara, circa 1910. This exceptional diamond tiara by A. Tillander is beautifully handcrafted in platinum. The tiara is composed of intertwining, sc...

Platinum Burmese 25 Ct Ruby No Heat Necklace to His Majesty Qaboos Bin Said Estate Qaboos bin Said Al Said was Sultan of Oman from 23 July 1970 until his death in 2020 Completely h...

Introducing the epitome of luxury and sophistication, the Hermes Kelly 35 Malachite Shiny Crocodile Porosus Gold Hardware handbag. Crafted in 2018, this iconic handbag is a testament...

1940's French Diamond and Ruby Necklace and Earrings Set The necklace has approximately 75ct of rubies and 40-42ct of diamonds all set in Platinum, and the clasps are white gold. The...

This outstanding brooch was made in France and features a wonderfully elegant original Art Nouveau design. Condition Report: Excellent The Details... This brooch is constructed fro...

This 18KT yellow gold crossover ring features deep blue lapis lazuli cabochon inlays sweeping across a pavé set band of round brilliant cut diamonds. The fluid wrap design creates a ...

Antique Cannetille jewelry is highly admired for its exquisitely detailed hand wrought gold work reputedly inspired by fine lace embroidery of the 18th century. The romantic aethetic...

Art Deco Emerald & Diamond Tennis Bracelet A bracelet consisting of a pattern of 42 square cut emeralds & 21 square cut diamonds set in 18k white gold. Emerald Weight: approximat...

A captivating antique brooch from 1890-1900, featuring a finely carved orthoclase moonstone face radiating serene expression, set at the center of diamond-set rays and framed by a gr...