Square Cut Sapphire Platinum Ring

Vintage Burmese sapphire and diamond engagement ring. Set to centre with one cushion shape old cut natural unenhanced Burmese sapphire in an open back four claw setting with an appro...

A delicate jewel from the Edwardian era, this charming checkerboard ring showcases three square French cut synthetic sapphires arranged in a refined geometric formation.

A truly exceptional statement ring showcasing a magnificent 14.49 carat natural Ceylon sapphire of extraordinary size, color, and rarity. Certified by the American Gemological Labora...

GIA certified violet blue cushion cut natural untreated Sapphire and trapezoid and square diamond in a Sasha Primak setting. Sasha Primak style ER 84 1 cushion blue Sapphire, approx...

A platinum and white gold ring vertically set with two hexagonal cabochon sapphires of differing sizes in collet settings with an approximate total weight of 4.00 carats, each encirc...

The domed and openwork platinum ring centers a bezel-set GIA 1.25-carats I/SI1 circular round brilliant-cut diamond, and accented with 2 square-cut sapphires and 16 round brilliant-c...

Cartier ruby, sapphire and diamond cocktail ring. Set with five octagonal emerald-cut diamonds in open back claw settings with a combined approximate weight of 1.00 carats, further s...

Oscar Heyman Brothers star sapphire cocktail ring. Centrally set with an oval cabochon natural unenhanced star sapphire in an open back claw setting with an approximate weight of 18....

The center diamond is accentuated by dazzling round cut diamond and square cut sapphire accents. The ring is size 4 3/4, and can be resized.

This expertly crafted ring gives the illusion of being an all around band with the outer two rows of diamonds flanking the inner row of square cut bright red rubies or square cut ric...

Ring Details Material: Platinum Era: Art Deco Head Length: 12.7mm Head Height: 8.6mm Shank Width: 2mm Weight: 6.3 Grams Finger Size: 7 Sizable Upon Request Accented by the following...

5.61 Total Carat Sapphire and Diamond Halo Channel-Set Ladies Ring -Metal Type: Platinum -3.37 Carat Oval Cut Natural Blue Sapphire -2.24 Carat Round and Square Baguette Natural Di...

A Masterpiece of Nature: 12.96 Carat Unheated Ceylon Sapphire & Diamond Ballerina Ring Indulge in the extraordinary with this breathtaking statement piece, featuring a monumental...

Art Deco Egyptian Revival sapphire and diamond ring. Set with a vertical line of seventeen square French cut natural unenhanced sapphires, additionally set with four square French cu...

Art Deco colour change sapphire cabochon ring. Set to centre with a sugar loaf cabochon natural unenhanced Ceylon blue/purple colour change sapphire in an open back rubover setting w...

It is a size 6.50 Details: Metal: 18K & Platinum Gemstone: 5 Square Cut Diamonds approx .80-1ct 5 Square Cut Rubies 5 Square Cut Sapphires Measurement: Ring Size 6.50 Weight: ...

The ring has been crafted expertly by hand, in platinum to create this stunning piece of 1920s finery.

This stunning platinum engagement ring is centered with a lovely faceted square cut sapphire that weighs 7.17ct.

Vintage Oscar Heyman Brothers sapphire and diamond ring. Set with eight square baguette cut natural unenhanced sapphires in open back claw and grain settings with an approximate comb...

The ring features Single cut Diamonds weighing approximately a total of 0.50 carats and Square cut Sapphires on the setting.

Ceylon sapphire and diamond flanked solitaire ring. Set to centre with an oval old cut natural unenhanced Ceylon sapphire in an open back claw setting with an approximate weight of 7...

Art - Deco period German Sapphire and Diamonds Ring with parts in solid 18K Gold and Platinum.

Main Features: Center Stone: Type: GIA Certified No Heat Sapphire Shape: Cabochon Round Weight: 2.23 Carats Color: Deep, Rich Blue Accent Stones: Diamonds: Total Weight: 0.15 Carats ...

Yellow Ceylon sapphire and diamond ring. Set with a cushion shape old cut natural unenhanced yellow Ceylon sapphire in an open back four split claw setting with an approximate weight...

Ring Size: 6.25 Metal Type: Platinum [Hallmarked, and Tested] Weight: 4.0 grams Diamond Details: Weight: .75 carat, total Cut: Old European brilliant Color: H Clarity: VS Sapphire ...

Set to centre with three square step cut natural unenhanced Ceylon sapphires in open back rubover channel settings with an approximate combined weight of 9.50 carats, the shoulders s...

This exceptional 4.17-carat untreated Colombian emerald embodies the extraordinary color, clarity and rarity that have made Muzo emeralds among the most coveted gemstones in the worl...

Scintillating and elegant, this vintage-inspired platinum engagement ring features a flashing GIA 1.26-carats G/VVS2 round brilliant-cut diamond, with square-cut sapphire and round b...

Cartier diamond and sapphire three stone ring. Centrally set with a square step cut diamond, H-I colour, VVS2-VS1 clarity, with an approximate weight of 0.80 carats, in an open back ...

The Old Euro Diamond is flanked on either side by a rich blue square cut sapphire, and 18 round diamonds are set throughout the ring for approximately 0.34 carats total weight, givin...

Art Deco Ceylon sapphire and diamond ring. Centrally set with a cushion shape old cut natural unenhanced Ceylon sapphire in an open back claw setting with an approximate weight of 5....

This is a stunning diamond engagement ring set in platinum with 950 British Hallmarked.

This is a stunning diamond engagement ring set in platinum with 950 British Hallmarked.

Diamond ruby engagement ring. GIA certified .81 round cut center European Ideal cut diamond, mounted in a Platinum setting with a halo of 8 calibre cut sapphires, accented with 8 rou...

Finely crafted in platinum with a GIA certified Old Mine cut Diamond weighing 4.01 carats, L color, VS2 clarity, GIA #2165544214 The ring features additional Diamonds and Square cut ...

A 1.95 carat sapphire and diamond three stone 18 karat white gold engagement ring This beautiful sapphire and diamond engagement ring is crafted in platinum.

Brand New Natural Asscher-cut 2.50 ct Fancy Pink Spinel Ring with .97 cttw Round Brilliant Diamonds in 950 Platinum by designer Rock N Gold Creations.

This classic three stone ring holds an square cut sapphire measuring 35pts at the centre and either side there is a shimmering round cut diamond measuring 5pts each.

This elegant and classic diamond ring is offered by Shreve, Crump & Low. This 5.03 carat GIA certified J VS2 old European cut diamond is custom set in a handcrafted Shreve, Crump & L...

The step-cut, channel-set rubies are probably flame-fusion synthetics, as this ring dates from the heyday of synthesized rubies and sapphires, when even the finest jewelers were rely...

A stylish piece of jewelry showcasing vibrant emerald cut green emeralds, spaced by square cut blue sapphires, Emeralds weigh 3.94 carats total, Blue sapphires weigh 2.16 carats tota...

The Centerpiece: A "Kashmir-Grade" Marvel At the heart of this masterpiece lies a 2.67 Carat Square Cushion-Cut Sapphire of extraordinary character. While its geographic origin remai...

Accented with eight curving channel set rows of square step cut sapphires, total weight approximately 1.44 carats.

This 14k white gold ring contains square Table Cut rubies channel set into an eternity band.

This is an Art Deco bar brooch crafted in 950 platinum. Needle is 850 platinum. Circa 1930. The piece features: - 15 sapphires, square/rectangular step cut, TW 0.90ct, B 6/3-6/4, VS...

1.00 Carat Round White Diamonds Men's Signet Style ring set in 18 Karat Yellow Gold. It has 16 round brilliant cut diamonds which gives the ring square shape.

Meticulously crafted men's signet style ring in 18 Karat Yellow Gold featuring 16 round brilliant cut white diamonds totalling 0.75 carats, giving the ring a square shape.

The high color graded diamonds display a fine white color and brilliance. The pear cut sapphire pendant is an exceptional gauge of platinum and is in exceptional condition.

The brooch has 16 diamonds, total weight approximately 3.75 carats and 16 square French cut sapphires weighing approximately .32 carats.

Inquire today, make an offer, or purchase now to add these elegant aquamarine diamond platinum drop earrings to your collection. Details Creator: Merkaba Jewelry Beverly Hills Metal...

A stunning bracelet featuring 8.08 Carats of Emeralds and 2.09 Carats of Diamonds made in Platinum. People have admired emerald’s green for thousands of years. Emeralds have always b...

A rare and beautifully matched pair of Tanzanite loose gemstones, totaling 3.34 carats, offered for collectors and custom jewelry clients seeking exceptional color, symmetry, and pre...

Sapphires: Mounted in bezel settings, with 2 French squared cut of natural royal blue sapphires, with 0.16 carats.

Think diamonds, pearls and white metals like platinum and white gold. Diamonds often had an Old Mine or European cut and sapphires were a popular choice for a pop of color.

Named after its creator, Joseph Asscher of the famed Asscher Diamond Company, this cut features a distinctive square or octagonal shape with cropped corners and concentric rows of st...

It looks elegant when set in gold or platinum and pairs beautifully with diamonds, sapphires, or pearls.

Gemstone Details: Loose Faceted Yellow Tourmaline Weight 1.9 carats Dimension 7.1*6.9*5.7 mm Origin Africa Treatment None Transparency Transparent Clarity Clean SKU-TBP15K Sha...

A stunning pair of pierced earring featuring a total of 0.43 Carats Natural Emeralds and 0.18 Carats of Diamond Accents set in Platinum. People have admired emerald’s green for thous...

11.08 carat Square Emerald Blue Sapphire with two Trapezoid Step Cut Diamonds 1.94 carats set in a handmade Platinum ring

12.61 carat Square Emerald Cut Blue Sapphire with two Trapezoid Diamonds 1.94 carats set in a handmade Platinum ring