Square Cut Jewelry & Watches

Antique Fob 9ct Gold Stamped Hallmarked Birmingham 1918 * The chain is sold separately A classic early 20th century swivel fob crafted in 9ct gold, set with paired tablet‑cut s...

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 ...

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 ...

This bold ring centers a 1.68ct square‑cut citrine—a gemstone prized for its honey‑gold brilliance and clean architectural geometry. The citrine is elevated in a classic four‑prong s...

TIFFANY & Co. Classic Platinum Lucida Diamond 6mm Wedding Band Ring 12.5 Metal: Platinum Size: 12.5 Band Width: 6mm Weight: 19.30 grams Diamond: One Tiffany Lucida cut diamond, ca...

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...

This is a vintage rectangle signet ring crafted in 14K gold. The piece features carnelian. Circa 1960. Signed with “585” Weight: 4.22g Size: 18.75 (US 8.75) IMPORTANT: please ask ...

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...

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...

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 ...

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...

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...

A clean, modern sterling silver band set with a 1.10ct square‑cut amethyst, its vivid purple framed by white quartz accents for crisp contrast. The polished 925 silver setting gives ...

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...

This dazzling emerald and diamond ring is crafted in 925 sterling silver, showcasing a striking arrangement of square cut emeralds in mixed sizes. With a total gemstone weight of 0.8...

Antique Emerald & Diamond Shield Ring in Platinum This antique ring is crafted in 900 platinum and features green emeralds totaling 0.40ctw, arranged in a shield-style design wi...

Antique Emerald & Diamond Shield Ring in Platinum This antique ring is crafted in 900 platinum and features a striking shield-style design with richly colored green emeralds tot...

A sleek modern band crafted in 18k white gold, channel‑set with approximately 1.00 carat of square‑cut natural emeralds. The stones are beautifully matched for color and clarity, for...

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...

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...

This elegant bracelet features a vibrant combination of 4.85 carats of emerald, ruby, and sapphire gemstones and is crafted in 925 sterling silver with a bezel setting. A total of 76...

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...

18K Yellow Gold Emerald, Sapphire and Diamond Cross Pendant JAGi Certified- This stunning cross pendant features 10 natural blue sapphires, nine natural emeralds and one round brill...

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...

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...

A spectacular pair of large squarish shaped natural untreated Coral of dreaming Mediterranean Red with Salmon overtone colour known as Corallium Rubrum, hand cut and polished by the ...

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, ...

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...

An attractive brooch from the Art Deco Era shows the geometry typical of the period. It was made in Germany by a jeweler named Wachenheimer. The brooch would look striking on a lapel...

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...

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...

An enchanting Victorian era ring (circa 1850), set with a unique arrangement of opals, emeralds, and rubies, all mounted in 15 karat gold. The combination of gemstones creates a rich...

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...

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...

A clean, modern three‑stone design in polished sterling silver, set with 2.40 carats of square‑cut garnets. The larger center stone delivers a rich, wine‑red focal point, framed by t...

A striking study in color, precision, and architectural elegance, this 18K gold band showcases the refined craftsmanship and bold design language of contemporary high jewelry. At its...

An elegant Tiffany & Co. True® solitaire engagement ring, crafted in platinum and centered with a Tiffany 3.26 carat True™ Cut cornered square radiant brilliant cut diamond. The...

A bold vintage sterling silver bombe band set with approximately 2.95 carats of squared pinkish‑red rubies arranged in a geometric mosaic across the domed surface. The vivid rubies a...

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...

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...

ϟignet Ring - adorned with bezel set polished natural high grade Jade stone with flat surface polished to high gloss 15 mm x 13mm x 2.7mm deep / ca 11 ct European,ca. 1960s -1970s ....

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...

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...

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...

Brand: Michael Dawkins Metal Content: Sterling Silver & 14k Yellow Gold Stone Information Cultured Mabe Pearl Cut: Square Cabochon Color: White Style: Drop Fastening Type: Om...

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...

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...

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 ...

A superb example of Van Cleef & Arpels’ legendary craftsmanship, this bracelet showcases the house’s iconic Mystery Set technique, in which richly saturated square-cut rubies are met...

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...

Aquamarine and Diamonds Ring in solid 18K White Gold. Fine emerald /step cut natural Blue Aquamarine measuring about 12.85 mm x 8.86 mm x 7.15 mm deep / ca.7ct The stone is of vivi...

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...

Very rare ca. early 17th century likely Italian or Spanish 19K Yellow Gold Cross Pendant with 24 Diamonds, all of table cut about 2 ctw. Hand - engraved decorations on the back side....

A sleek study in symmetry and saturated color, this 18k gold channel‑set band ring features a vibrant procession of ten square‑cut emeralds (0.70 carats total) punctuated by two squa...

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 luxurious 4 carat Deep Blue Sapphire crafted in solid 925 sterling silver gorgeous tennis bracelet features a captivating arrangement of natural blue sapphire gemstones. Each sa...

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,...