Square Cut Jewelry & Watches

Antique Aquamarine Ring Platinum Circa 1920s Step into the elegance of the 1920s with this stunning Art Deco ring, expertly crafted from platinum. At its centre is an impressive ...

Ruby & Sapphire Reversible Ring Platinum Circa 1910s Introducing our exquisite Edwardian era flipover ring, a stunning example of craftsmanship and design from the early 20th ...

ϟiignet Ring for Men in solid 18K Yellow Gold decorated with natural Blood Stone rectangular cut and polished 15 x 11 mm x 3 mm deep/ about 7 ct . Swedish ring, hallmarked 18K, G (G...

Signet Ring in solid 14K Yellow Gold with plain divided shoulders and bezel set Blood - stone, color is dark Green color with red dots, measures 11mm x 10.5mm x 2.7mm deep / ca. 5ct ...

A Ring decorated with Egyptian Scarab Beetle accented with lotus leaves on the shoulders in solid 18K Yellow Gold. Set of Egyptian hallmarks ca. 1960s -1970s , hallmarked 18K in Ar...

What a gorgeous and unique ring this is. The ring is looks to be handmade but I am not certain of that. I have never seen a ring like it. It does remind me of Robert Trisko...

ϟigar band Ring for Men or Women (if the size is right) in solid 18K Yellow Gold decorated with beautiful ornament.Band is 14 mm at widest - 4mm at most narrow part. Swedish ring, c...

Crafted in solid 18k gold, these sleek hoops feature 1.00ct of squared emeralds in a clean channel setting, accented with 0.02ct of round brilliant diamonds for a crisp, refined spar...

ϟiignet Ring for Men in solid 18K Yellow Gold decorated with natural black Onyx stone stone rectangular cut and polished 14 x 12 mm x 2 mm deep/ about 5.5 ct . Made ca. 1950s -1960...

A very stunning and gorgeous, modern style, Emerald & Pink Sapphires Cocktail Ring set in 18K Gold & natural Diamonds. The weight of the Emerald is 10.82 carats. The Emerald is comp...

Elegant and vibrant, these 18k white gold hoops feature 1.00 carat of squared rubies accented by 0.04 carat of round diamonds. The clean geometric ruby line creates a striking pop of...

This sterling silver ring centers a beautifully saturated 1.60‑carat square‑cut amethyst, uniquely set on its side, its royal purple hue glowing with crisp, architectural precision. ...

ϟiignet Ring for Men Art Deco styled in solid 18K Yellow Gold decorated with natural Jade stone stone rectangular cut and polished 16 x 12 mm x 2.6 mm deep/ about 5.5 ct . Swedish...

Features : Main Gemstone - Colombian Emerald Total Carat Weight (1pc) -0.51Ct Measurement of gemstone - 5.21x4.94x2.56 mm Color - Green Shape & Cut - Square, Emerald cut Clarity...

ϟiignet Ring for Men in solid 18K Yellow Gold decorated with natural black Onyx stone stone with slightly convex rectangular cut and polished 12 mm x 10 mm x 2.75 mm deep/ about 4 c...

These striking earrings showcase the precision and drama of invisible‑set gemstone craftsmanship. Each piece features a seamless mosaic of 11.22 carats of squared blue sapphires, arr...

- 18K white gold - Diamond embellishment - Square shape - These earrings come as a pair. - Condition: Very Good - This pre-owned item is in very good condition, with minor signs of u...

TIFFANY & Co. Platinum .40ct Lucida Diamond Engagement Ring 4.75 Metal: Platinum Size: 4.75 Weight: 4.30 grams Diamond: Tiffany Lucida cut diamond, carat total weight .40, H color, ...

14k red gold band ring set with garnet - ring size U.S. 6 - EU. 16.5 (52) detailed description the front of the ring is 1.3 cm wide ring size U.S. 6 - EU. 16.5 (52) weight : 9.3 ...

ϟignet Ring in solid 18K Yellow Gold decorated with natural Carnelian stone rectangular cut and polished 9 mm x 8 mm x 2.2 mm deep / about 2.75 ct. Note the intricate hand - engraved...

ϟignet Ring in solid 18K Yellow Gold decorated with natural black Onyx stone rectangular cut and polished 12 mm x 8.5mm x 2.6mm deep / about 3.5 ct. Initially designed for men but c...

Art - Deco styled Ring in solid 585 Yellow Gold decorated with bezel set natural old European cut Diamond : Ø2 mm / ca. 0.04ct / F,G / VS embedded into the center of claw set Black...

Elegantly crafted in 925 sterling silver, this refined bangle bracelet showcases a vibrant combination of natural emeralds and blue sapphires in a sleek, contemporary design. The bra...

Colombian Emerald and Diamond Ring in 18K Yellow Gold. The ring features a 3.54ct GIA certified Colombian Emerald, accented by approximately 1ctw of trillion cut diamonds (Color H-I,...

--Stone(s):-- (8) Natural Genuine Sapphires - Square Step Cut - Prong & Channel Set - Rich Vibrant Blue Blue Color - 3mm each - 0.96ctw (approx.) (7) Natural Genuine Diamonds - Assch...

This elegant 925 Sterling Silver Natural Emerald and Diamond Bangle Bracelet showcases a graceful modern design studded with vibrant green emeralds and sparkling diamonds. Crafted in...

TIFFANY & Co. Platinum 3mm Half Circle Diamond Wedding Band Ring 5 Metal: Platinum Size: 5 Band Width: 3mm Weight: 4.50 grams Diamond: 11 round brilliant diamonds, carat total weigh...

ϟiignet Ring for Men in solid 18K Yellow Gold decorated with natural black Onyx stone stone rectangular cut and polished 13 x 10 mm x 2.8 mm deep/ about 4.5 ct . Swedish ring, hall...

A triumph of craftsmanship and elegance, this exquisite bracelet by Van Cleef & Arpels is a masterpiece of their signature Mystery-Set technique. Five uninterrupted rows of richly-hu...

Antique Sapphire Ring 18ct Gold & Platinum Stamped Circa 1900 Makers Mark F H L This exquisite Edwardian ring features a stunning, square-cut pale blue sapphire that is elegan...

Oscar Heyman 18k yellow gold ruby calibre band ring contains 35 square rubies weighing 1.48 cts. The rubies extend around the whole ring. The ring is 2.5mm wide and is stamped with the makers mark, 18K, and serial number G9716. It is a classic design that fits comfortably on the finger. It pairs nicely with other bands as well and would mark an anniversary well. This band comes in an Oscar Heyman pouch. Size 6.25. This ring cannot be re-sized, however, additional sizes, widths, and stone colors are available by special order. Pricing will change. Oscar Heyman was founded in 1912 and became known as the 'Jewelers' Jeweler'® for creating pieces for Van Cleef & Arpels, Cartier, and Tiffany & Co. Oscar Heyman jewelry is and always has been made in New York City at the company's own factory. Guard rings are die struck in the company's tool and die shop...

Stylish contemporary sapphire & diamond square cocktail ring crafted in 18 karat white gold. The invisible setting is a complex technique of cutting gemstones to fit very clos...

The exquisite surmounts are intricately designed as stunning clusters, each adorned with shimmering marquise-shaped, round, and baguette diamonds. These captivating pieces feature de...

An extraordinary showcase of Van Cleef & Arpels’ technical mastery and design virtuosity, this platinum bracelet from the 1970s exemplifies the height of high jewelry innovation. Fiv...

14ct gold drop earrings featuring natural rubies, diamonds, and luminous pearls in a refined linear composition. A balanced interplay of colour, movement, and architectural elegance....

ϟiignet Ring for Men in solid 18K Yellow Gold decorated with natural black Onyx stone stone rectangular cut and polished 15.5 x 11,5 mm x 2.4 mm mm deep/ about 4.5 ct . Crown part is...

This striking wide‑band ring showcases a bold architectural profile built around 2.20 carats of square‑cut blue sapphires, arranged in three protruding central rows that create depth...

ϟiignet Ring for Men in solid 18K Yellow Gold decorated with natural black Onyx stone stone transitional rectangular cut and polished 15 x 12 mm x 2.3 mm mm deep/ about 4.5 ct . Swe...

These Three-Dimensional Flower Ear Clips provide an enchanting spectacle in perpetual bloom. Van Cleef & Arpels Captures This Beautifully with Their Mystery Setting Featuring Blue an...

Gemstone Information: - Natural Sapphires - Total Carats - 0.75ctw Cut - Square Color - Dark Blue Treatment - Heated Metal: 14k White Gold Weight: 2.4 Grams Stamps: 14k Face Height...

The gorgeous aquamarine stone in this ring is bright and has diamonds set either side. The aqua measures approx 20carat and the floral detailed diamond shoulders total 26pts per side...

This ring features emerald and ruby gemstones totalling 1.94 carats, accented with 0.46 carats of diamonds, all set in 925 sterling silver. Each 2 mm round gemstone is finely arrange...

The gorgeous aquamarine stone in this ring is bright and has diamonds set either side. The aqua measures approx 5carat and the diamonds shoulders total 10pts per side. The ring is mo...

This striking 925 sterling silver ring pairs vivid natural emeralds with cool blue sapphires in a modern, geometric design. Four square 2.5x2.5 mm emeralds form a bold central cluste...

3.80Ct Natural Ethiopian Opal and Diamond 14K Solid Yellow Gold Necklace Amazing looking piece! Stamped: 14K Suggested Replacement Value: $5,500.00 Natural Oval Cut Opal Weig...

A Ring in solid 18K Orange toned Yellow Gold with wide shoulders decorated with bezel set square cut lab made Green Spinel measuring 9 mm x 9 mm x 4.5 mm deep / about 6 ct. The stone...

This contemporary 925 sterling silver ring showcases a sleek crossover design, beautifully accented with vivid natural emeralds and sparkling diamonds. Channel-set square emeralds 1....

Poison Ring in solid 18K Yellow Gold with crown being a hidden compartment 13 mm x 11 mm x 5.5 mm deep covered with secure and tight hinged lid decorated with rose cut Garnet. Unisex...

Time and Timing, the iconic Tiffany & Co. Atlas collection explores the significance and value of this precious commodity. Each of these stunning earrings features 24 square cut ...

Vintage Diamond Band 18ct Gold Circa 1980s This exquisite 18-carat yellow gold band showcases timeless elegance that is sure to catch attention. Handmade from genuine 18-carat gol...

Oscar Heyman 18k yellow gold band ring contains 30 square sapphires weighing 2.21 cts. The sapphires extend around the whole ring. The ring is 2.75mm wide and is stamped with the makers mark, 18K, and serial number J4338. It is a classic design that fits comfortably on the finger and looks nice on its own or stacked with others. This band comes in an Oscar Heyman pouch. Size 5.5. This ring cannot be re-sized, however, additional sizes, widths, and stone colors are available by special order. Pricing will change. Oscar Heyman was founded in 1912 and became known as the 'Jewelers' Jeweler'® for creating pieces for Van Cleef & Arpels, Cartier, and Tiffany & Co. Oscar Heyman jewelry is and always has been made in New York City at the company's own factory. Guard rings are die struck in the company's tool and die shop...

This Channel-Set Blue Sapphire Bangle Bracelet is crafted in 925 sterling silver and adorned with a continuous row of square-cut sapphires, the celebrated birthstone of September. Ea...

Vintage Cocktail Ring 14ct Gold Tested Circa 1940s This vintage cocktail ring is a stunning piece of jewellery that is bound to turn heads. It is crafted from 14ct yellow gold and...

Simply Beautiful! Finely Detailed Antique Emerald Gold Cross Pendant. Securely Hand set with 11 Green Emeralds, weighing approx. 1.00tcw. Hand crafted in 18K Yellow Gold. The Cross m...

This refined 925 sterling silver band ring features a sleek channel-set row of natural square 2.5x2.5 mm emeralds, framed on each side by sparkling 1.5x1.5 mm square diamonds for a s...

These earrings are so elegant. Each earring has a 6.3 mm Square Faceted Blue Topaz stone. Each stone is 1.60 carats. They are surrounded by beautiful brilliant cut diamond in a fil...

Introducing our captivating Illusion Square Cut Diamond Ring, a true testament to modern elegance and sophistication. This exquisite ring features a stunning center arrangement of 1....

Signet Intaglio Ring in solid 18K Orange / Rose / Red Gold with bezel set fine intaglio on Red Onyx depicting Greek Ares (Roman Mars ) - God of War and also an agricultural guardian....

This modern 925 sterling silver ring showcases an interlocking wave design, channel-set with deep blue natural sapphires for a sleek, continuous ribbon of color. Thirty-six square sa...

A rare and captivating pair of Van Cleef & Arpels ‘Lampion' ear clips, masterfully composed in 18k yellow gold and adorned with the Maison’s legendary Mystery-Set rubies. Each ea...