Vintage Square Ring

Vintage Platinum Diamond Boulder Opal Ring Approximate Dimensions: 7.5 (Ring Size) 13.45 mm x 12.46 mm (Opal) Approx. 0.5 carats (Diamond) 7.4 grams in weights. ** All dimensions l...

This remarkable vintage ring centers an approximately 18.00-carat square emerald-cut aquamarine, whose impressive scale gives the piece an unmistakable presence.

This exquisite vintage ring is crafted in solid 14K white gold and showcases a vibrant square-cut emerald weighing approximately 1.20 carats (6.5mm).

This impeccably designed ring can be yours today! Don't miss your chance to get your hands on this beautiful Garnet stone in a square cut.

A 14 karat gold, square cut emerald, and round brilliant diamond ring.

18k gold ring with alternating sapphires and diamonds (approx. 0.48ctw). Ring size - 6.75, ring is 3.8mm wide. Marked: Italy, 750. Weight - 3.4 grams.

18K Y/gold invisible set ruby ring, ruby weighing 7.10 ct, inscribed, stamps K18, ring size 7, weight 6.4 dwt

Classic Vintage style & Vibrant invisible setting of square cut Emeralds Compliment the center Diamonds, which are Basel set tapper diamonds, Total Diamond weight 0.35 carat, GH...

Beautiful Vintage Estate Platinum Carre Cut Diamond Half Band Ring. This gorgeous vintage estate carre cut diamond half band ring is crafted in platinum. This gorgeous ring features ...

Here we have a wonderfully rare vintage signet ring. This piece has been crafted from 18ct yellow gold and features a captivating array of bright white carré-cut diamonds set in four...

This vintage band ring is a refined and highly wearable design, set with 1.05 carats total weight of sapphires in a clean channel setting that highlights both color and structure. Ch...

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.

Finely crafted in 18k rose gold with Square cut Sapphires weighing approximately a total of 1.15 carat and Round Brilliant cut Diamonds weighing approximately a total of 0.35 carat. ...

Platinum sapphire and diamond cross over ring, sapphire weight 4.49 cts diamonds weight 0.50 ct., (stone weight inscribed) H-I VS, ring size 9, wieght 7.7 dwt

A powerful statement ring with strong symmetry and an impressive centre stone.

Introducing the 14K Rose Gold 1970s Tourmaline Ring, a stunning vintage cocktail ring that exudes luxury and elegance. This exquisite piece features a beautiful green tourmaline cent...

There are also eight natural square caliber cut rubies.  The ring is 7/16” at its widest point and 1/8” at its narrowest.

Art Deco ring in 18k white gold with amethyst. The ring is marked 18k and weighs 3.7 grams. There are two light purple amethyst stones, 8mm x 6mm each. Along the sides of the ring ar...

--Stone(s):-- (5) Natural Genuine Diamonds - Carre Square Step Cut - Prong Set - F/G Color - VS1/VS2 Clarity Total Carat Weight: 1.03 (exact) Material: Solid Platinum Weight: 5 Gr...

--Stone(s):-- (5) Natural Genuine Diamonds - Carre Square Step Cut - Prong Set - Nice Brilliant White Diamonds Total Carat Weight: 1.08 (exact) Material: Solid Platinum Weight: 5.34...

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 vintage 18K gold band showcases a striking mosaic of natural blue sapphires, each individually cut and fitted to create a geometric, seamless field of color. Viewed from inside ...

This is a vintage signet ring crafted in 900 platinum. Circa 1980. The piece features rectangle black onyx. Weight: 10.75g Size: 18.75 (US 8.75) IMPORTANT: please ask about the ...

18k gold engagement ring with approx. 0.42ctw in diamonds and 6.13 x 6.3mm sapphire. Ring size 5 (EU 49). Marked Coast, 18k. Weight 8.4 grams.

Boucheron two stone diamond crossover ring. Set with a square step cut diamond in an open back rubover setting with a weight of 0.40 carats, additionally set with a square step cut c...

Here we have a smart and sophisticated 18ct white gold band ring. The design features alternating square-cut deep blue sapphires and bright white carré cut diamonds, creating a strik...

Finely crafted in 18k yellow gold with a Square Step cut Peridot weighing approximately 10.00 carats. Circa 1960s Size 6 1/2, resizable

Ladies 14k white gold ring with blue topaz. Stamped 14k and weighs 6 grams. The topaz is rectangle antique cushion cut, approximately 2.50 carats, 10mm x 7.5mm x 4.1mm. Very good col...

Important Tanzanite ring flanked by a diamond on either side, made with a gentle halo in platinum. Stunning rare color! GRAM WEIGHT: 9.30gr GOLD: 14KT white gold NATURAL TANZANITE(S...

This platinum ring presents a striking display of elegance and sophistication, featuring 1.74 carats of deep blue sapphires and 0.82 carats of square-cut diamonds (The design showcas...

This stunning vintage gemstone ring has been crafted in platinum. The full eternity channel setting is ornamented with twelve rubies and twelve sapphires, all square faceted cut.

18k white gold ladies tanzanite and diamond ring. The 1.5 carat center tanzanite is a light to medium bluish-violet color rectangle shape. The side diamonds are round and brilliant a...

A Channel-Set Sapphire and Diamond Ring made in 18k yellow gold. The total weight of the ring is 9.30 grams and the ring size US 6.50.

--Stone(s):-- (5) Natural Genuine Diamonds - Carre Cut - Prong Set - F/G Color - VVS2/VS1 Clarity Total Carat Weight: 1.0 (exact) Material: Solid Platinum Weight: 4.3 Grams Ring Siz...

Tiffany and Co. Platinum Solitaire ring Tiffany Lucida Princess Cut Engagement Ring Certified with a Tiffany Certificate Details: PT950 0.28ct Diamond E Color VS1 Size 4. Can b...

This exquisite rectangular vintage sapphire and diamond ring is a timeless treasure from the 1950s. Crafted in platinum, the ring showcases four stunning sapphires, their deep blue h...

Handcrafted by the powerhouse designer Robert Lee Morris, this sculptural cube shape square cut diamond and 18 karat yellow gold vintage ring is both high fashion and collectability ...

The deep red carnelian is complimented perfectly by the 9ct rose gold in this signet ring. Fully Hallmarked London 1966. Ring Size: V or 10 1/2 Stone Dimensions: 10x9mm Height Off...

Here we have a superb ruby and diamond tablet ring crafted at a time when the Art Deco style was at the height of design.

From the discontinued collection, this ring solely features a square cut onyx, which is bar set securely.

A striking vintage band ring crafted in solid 18K yellow gold, weighing 8.1 grams.

14k gold southwest mosaic inlay rink. Stamped 14K, further marked with illegible cipher. Tapered gold band with mosaic stone inlay featuring turquoise, coral, onyx, sugilite and lapi...

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 ...

Estate 18K Yellow Gold Sapphire and Diamond Ring - VHK#1046 Item Details Year: 1980s Ring Size: 6 (Sizable) Metal Type: 18K Gold [Hallmarked, and Tested] Weight: 9.22 grams Diamon...

14K yellow gold men's modern amethyst ring. The ring has 4 square step cut purple amethyst stones.

This stunning, fine and impressive vintage gemstone cocktail ring has been crafted in 18k white gold. The pierced decorated setting displays a stunning central four claw set 46.63ct...

French made, platinum dome ring, featuring invisible set blue sapphires and approx. 0.60ctw in diamonds. Ring size - 6, ring top is 14mm wide. Marked: PT950, SC. Weight - 12 grams.

An extraordinary VAN CLEEF & ARPELS ring, exquisitely crafted in platinum and showcasing the Maison’s iconic Mystery Set rubies. The richly saturated rubies are seamlessly assembled ...

Made in the manner of Chanel Coco baroque style, classic 18k white gold ring , set with amethyst, blue topaz and peridot. Ring size - 6, ring top - 21mm x 21mm. Marked: K18WG. Weigh...

A large emerald-cut aquamarine bezel-set at center within a dramatic ballerina-style surround of alternating round brilliant diamonds and round blue sapphires, each stone mounted on ...

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...

The Onyx stone is set within the 9ct gold band with decorative shoulders. Fully hallmarked 1988. Ring Size: S or 9 Stone Dimensions: 12x9mm Weight: 3.2g

14 Karat Yellow Gold and Garnet Ring Size 6 GAI Certified- This lovely ring features nine rectangular cut garnets set in elegant 14K yellow gold. Width: 3 mm. Shank: 2 mm. Total ga...

Barse Sterling Silver Turquoise Gemstone Ring This vintage ring has a large rectangular turquoise stone (18.7 mm x 11.8 mm) set in sterling silver with elaborate filigree patterns b...

This estate ring is crafted in solid 14K Yellow gold (stamped).

An 18-carat gold ring set with a concave top with 8 square cut diamonds set in platinum, signed and numbered: Oscar Heyman, 22385, American.

The deep red carnelian is complimented perfectly by the 10ct rose gold in this signet ring. Ring Size: R or 8 1/2 Stone Dimensions: 17x12mm Height Off Finger: 4mm Weight: 5.1g

Finely crafted in platinum with four Square cut Rubies weighing approximately 0.80 carat and seven Square cut Sapphires weighing a total of approximately 0.70 carat.

Vintage Synthetic Ruby Nugget Ring in 10k Yellow Gold This vintage ring is crafted in 10k yellow gold and features a prong-set synthetic ruby at the center.

--Stone(s):-- (3) Natural Genuine Rubies - Square Step Cut - Prong Set - Deep Red Color - 0.68ctw (exact) (2) Natural Genuine Diamond - Rectangular Step Cut - Prong Set - H Color - V...