Square Cut Rings

Antique Sapphire and Diamond Ring 18ct Gold Stamped Circa 1910 This exquisite Edwardian ring showcases a stunning rectangular design that elegantly spans across the finger. Set i...

Antique Emerald Ring 18ct Yellow Gold & Platinum Stamped Circa 1910 Step into the elegance of the Edwardian era with this exquisite 18ct gold ring. At its heart lies a stunnin...

Signet intaglio Ring with " W " or "M" letter engraved on natural dark orange colored Carnelian stone measuring 11mm x 9mm x 2.8mm deep / ca. 4.5 ct. Well done hand carving that make...

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...

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 ...

A sleek contemporary band crafted in 18k white gold, set with 0.55ct of square‑cut rubies and 0.03ct of round brilliant diamonds. The alternating pattern creates a clean, architectur...

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...

A sleek and modern 18k white gold channel‑set band showcasing 1.20 carats of square‑cut blue sapphires, arranged in a seamless architectural line of vivid color. Each sapphire is pre...

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...

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...

Mens Diamond Ring Vintage Pre-owned great condition. Natural Diamonds square cut and Invisible setting. 14k White Gold approx 14.4 grams Finger size: 10.5 (NOT resizeble ) design ar...

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...

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...

Vintage Eternity Band 18ct White Gold Stamped Circa 1940s Step back in time with this exquisite 1940s eternity ring, expertly crafted in 18ct white gold and adorned with approxim...

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...

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...

This Blue Topaz Ring features a striking square blue topaz accented by brilliant diamonds and French cut blue sapphires. Inspired by classic Art Deco Ring designs, delicate milgrain ...

Stylish gemstone & diamond cigar ring (circa 1970s to 1980s) crafted in 14k yellow gold. 28 diamonds total an estimated 0.14 carats (estimated at I-J color and SI1-I1 clarity). Squ...

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 designer 1.43 Carats emerald and diamond infinity ring is crafted in 925 sterling silver, showcasing a sleek elongated silhouette with contemporary geometric styling. Featuring ...

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 ...

A fine signed gold, diamond, and ruby half eternity band ring. By Tiffany & Co. In 18 karat yellow gold. With alternating channel set square cut diamonds and rubies to the top an...

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 ...

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...

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...

This is a Yellow Gold Bezel-Set Square Emerald Eternity Band featuring a bold geometric design with independent gemstone frames. Details:- Item Code :- RIMJ-1080 EM Material - 14K S...

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 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. ...

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...

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...

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...

Beautifully coordinated for effortless versatility, this Stackable Sapphire Ring Set pairs an Emerald Cut Sapphire split shank ring with a sparkling Baguette Diamond Band and a Frenc...

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 bold expression of craftsmanship and contrast, this 18K white gold band ring features a central row of square-cut natural blue sapphires, precisely channel-set for a clean, geometr...

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...

David Yurman Sterling Silver and 14K Yellow Gold and Gemstone Renaissance Ring Size 6.25-6.5 This elegant ring by David Yurman features the instantly recognizable sterling silver ca...

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...

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 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...

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....

The deep red carnelian is complimented perfectly by the 9ct rose gold in this signet ring. Fully Hallmarked London 1984. Ring Size: M 1/2 or 6 1/2 Stone Dimensions: 13x11mm Height...

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...

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 ...

Vintage - new never used Diamond Engagement ring (was made in 1999 but never put on the internet, dealer is selling it due to retirement) Center stone: Rectangle 2.68 carat Fancy Lig...

This is a vintage rectangle signet ring crafted in 14K gold. The piece features carnelian. Circa 1970. Signed with “585” Weight: 8.46g Size: 21 (US 11.5) IMPORTANT: please ask abo...

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...

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...

Bold and enigmatic, the Cartier Le Baiser du Dragon Falcon’s Eye Ring reinterprets masculine elegance through the lens of Cartier’s iconic symbolism. Crafted in luminous 18k white go...

Vintage Cartier Yellow Orange Citrine 18k Yellow Gold Tank Ring. Stunning yellow gold ring with an 8mm tension set vivid yellow orange citrine. Fine jewellery houses like Cartier on...

Vintage Men's Invisible Sapphire Ring Unique Quality ! New, never used. Natural Square Pink Sapphire color tone close to Red (looks like ruby) Sapphire approx total 3.50 carat AAA Qu...

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 majestic, handcrafted ring made of 18-karat yellow gold. The design, which is highly geometric and architecturally inspired, features a solid band-like structure that encases a str...

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...

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...

This vintage-style filigree ring is crafted from 925 sterling silver, featuring intricate openwork that captures timeless charm. Delicate lines create depth and graceful movement, hi...

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, ...

Elegant and timeless, this 14K white gold sapphire band ring showcases a sleek design highlighted by vibrant square-cut gemstones. Crafted for effortless sophistication, this ring of...

This late Georgian / early Victorian 18K rose gold ring holds a rectangular-cut deep brown sardonyx gemstone that has been artfully carved -or etched, rather- to depict a horse trott...

A striking and architectural ring from the mid-20th century, set with a square-cut green sapphire at its heart, framed by a structured arrangement of old-cut diamonds. The stepped sh...