Sapphire No Heat

We are delighted to be able to offer for sale, this 4,46 ct. Purple-Pink Sapphire from our exclusive collection. This beautiful gem has a intense purple-pink color and a great fire. ...

Colorful Burmese Sapphire matching pair of earrings Mounted in 18K White Gold The total weight of the earrings is 5.1 grams Set with 2 Burmese Sapphires & 8 Diamonds 1. Burmese Sapp...

18K Rose Gold Natural Orange-Peach Sapphire & Magenta Sapphire Ring Details: Center Stone: 2.08 carat modified emerald cut sapphire Hybrid cushion/emerald silhouette Measures approx...

GIA heavy 18K WG 13.69CTW VS diamond/No Heat Ceylon sapphire cocktail ring size 7. This extraordinary piece of jewelry is crafted in beautiful 18K white gold and features a GIA certi...

Certified Natural No Heat Pear Shaped Padparadscha Sapphire 0.85 cts.

Kephi Ring by Neha Dani with a 3.93 Carat Blue Oval Natural Sapphire (no heat) is surrounded by 6.04 Carat Round Full Cut Pink Sapphires.

Irita Clip Earrings by Neha Dani feature a pair of Oval Violet Sapphire (no heat) of 4.39 Carat. Evoking the glow of nebulae, these are surrounded by 6.80 Carat Pink Sapphires, set i...

2.97 Carat No-Heat Pink Sapphire Diamond White Gold Ring Classically elegant entourage ring, the face set with a no-heat pink sapphire of 2.97 carat in a setting of 12 brilliant dia...

Kalon Clip Earrings by Neha Dani feature 2 Round Purple Sapphires (no heat) of 2.93 Carat. These are surrounded by colourful swirls of 6.39 Carat Green Demantoid Garnets, set in 18K ...

Certified Natural Yellow Sapphires No Heat Enhancements by Gem & Pearl Laboratory London.

Certified Natural No Heat Oval Shaped Padparadscha Sapphire 1.55cts. (Certified) Vibrant Vivid Orangey-Pink Cocktail Ring with Natural White VVS Round Brilliant Diamonds and Solid 18...

This absolutely beautiful vintage ring dates 1960 ca A truly knockout Natural Ceylon Sapphire no heat or treated in any way is the star of the crown, beautifully complemented with l...

Center: Natural white sapphire, no heat treatment, approximately 4.43 carat.

A natural, untreated ('no heat') blue sapphire with a delicate tint of violet is the focal point of this spectacular Art Déco ring.

Detail of Ring(s): Engagement Ring (1/2) Center Stone Sapphire Specifications: Type: Natural Sapphire (No heat or other enhancement) Color: Warm Peachy Blush Champagne Shape: Oval...

Detail of Ring(s): (Engagement Ring 1/2) Center Stone Specifications: Type: Natural Sapphire (No Heat or No Treatment) Quality: Vibrant Lemony Butter with notes of Champagne S...

Report: SSEF East Africa No Heat

Sapphire Weight: 5.63 ct, Measurements: 4x3 mm 22pcs, Metal: 18K White Gold/3.39 gm, Ring Size: 6.25, Shape: Emerald-Cut, Color: Multi, Hardness: 9, Treatment: No treatment/no heat, ...

Sapphire Weight: 5.63 ct, Measurements: 4x3 mm 22pcs, Metal: 18K White Gold/3.39 gm, Ring Size: 6.5, Shape: Emerald-Cut, Color: Multi, Hardness: 9, Treatment: No treatment/no heat, B...

Sapphire Weight: 5.63 ct, Measurements: 4x3 mm 22pcs, Metal: 18K White Gold/3.39 gm, Ring Size: 6.5, Shape: Emerald-Cut, Color: Multi, Hardness: 9, Treatment: No treatment/no heat, B...

It contains a beautiful 2.40 cts sapphire which shows no evidence of thermal enhancement (no heat).

Sapphire Weight: 5.63 ct, Measurements: 4x3 mm 22pcs, Metal: 18K White Gold/3.39 gm, Ring Size: 6.25, Shape: Emerald-Cut, Color: Pink ombre, Hardness: 9, Treatment: No treatment/no h...

A AGL certified lively blue, Sri Lankan none treated cushion sapphire. This stone is completely clean and radiates. Will look beautiful in any jewelry! We can help you make your drea...

Engagement Ring (1/2) Center Stone Sapphire Specifications: Center Stone: Natural Blue Sapphire (No Heat or No Treatment) Quality: Light Icy Lilac with a hint of Indigo aka Cornflo...

It is a beautiful lilac blue with a stunning emerald cut faceting. No heat sapphires are rare, and most sapphires have been heat treated to enhance colour and clarity.

Extremely elegant geometric Ring finely crafted in Italy in 1970s in rich 18 karat polished Yellow Gold featuring a splendid central sugar loaf-cut intense blue Ceylon Sapphire no ...

Sapphire Weight: 72.83 CTS, Diamond Weight: 1.00 CTS, Metal: 18K White Gold, Shape: Cushion, Color: Intense Blue, No indications of heat, Origin: Burma (Mayanmar), Hardness: 9, Birth...

Platinum custom made cluster ring consisting of 1 cushion cut No Heat blue sapphire weighing 7.15 carats, the stone is set with 12 round brilliant cut diamonds having a total weight ...

This Absolutely Stunning Platinum Ring Has A Breathtaking Oval No Heat Sapphire Ceylon Set In The Center Weighing A Total Carat Weight Of Approximately 4.09 Carats.

Elevate your style with our exquisite 2.29-carat oval blue sapphire. Crafted from natural sapphire, this gemstone exudes timeless elegance and captivating allure. Whether you’re desi...

Sapphire Weight: 2.08ct Sapphire Colour/Clarity: "Medium", No Heat Treatment Evident.

Sapphire is one of the more common know gemstones. What many people don’t know is that sapphires aren’t just blue – they cover the full rainbow spectrum. This silver Sapphire from Sr...

An AGL and CDC certified lively blue, Sri Lankan none treated cushion sapphire. This stone is very saturated and radiates! Will look beautiful in any jewelry! We can help you make yo...

This 3.06 Ct purple sapphire is one of of the most beautiful variety of colors in sapphires and it is Natural No Heat and it is also very beautifully cut round Diamond cut shape whi...

This 1.87 Ct Oval purple sapphire is one of the Varieties of colors in Sapphires and it is Natural No Heat and certified by GiA .

This 1.89 Ct purple sapphire exhibits a great purple color and the square cushion shape is beautifully cut and with that being a natural no heat sapphire, it makes a very unique comb...

Beautiful Edwardian sapphire and diamond ring;  the oval royal blue sapphire is certificated as No Heat,  weighs 1.11ct and is surrounded by a halo of Old European cut diamonds weigh...

GIA Certified 2.07ct No Heat Natural Sapphire Octagonal 7.64 x 5.72 x 4.57 mm GIA #5221663857 In addition to being a stunning stone, the 2.07ct No Heat Octagonal Natural Greenish Blu...

Three (3) of the diamonds (one in surround and two smaller gems) are "Cape" color diamonds.** This ring is accompanied by a Gemological Institute of America (GIA) certificate only...

GIA Certified 2.58ct No Heat Natural Sapphire Oval 8.89 x 6.79 x 4.52 mm mm GIA #6224663832 In the world of fine jewelry, the 2.58ct oval-shaped purplish pink sapphire is a rare and ...

GIA Certified 2.59ct No Heat Natural Sapphire Octagonal 8.01 x 8.00 x 3.93 mm GIA # 6224661925 #BS193 This sapphire in particular has a vibrant Greenish blue color that is highly sou...

This 2.48 Ct Natural no Heat oval yellow sapphire is of great quality and color and clarity as well as beautiful shape , which makes this beautiful yellow sapphire very unique and in...

One-of-kind Ceylon (Sri Lanka) Blue sapphire Ring with VS quality Diamonds set in 18kt Gold.

Platinum 3 stone ring consisting of 1 oval shaped sapphire weighing 7.66 carats with Gubelin certificate #14085144 stating No Heat Madagascar, the center stone is flanked by 2 brilli...

An important ring featuring an emerald cut no heat Ceylon (Sri Lanka) sapphire (weighing 6.5 ct circa) set on a charming ring set with diamonds Size: IT 10 - US 5 1/4

7.02 carat blue sapphire. 100% natural earth mined, no heat. Cushion cut sapphire.

2.20 Ct Natural No Heat Radiant Yellow Sapphire. It is beautiful lively Natural Yellow Sapphire that exhibit fine yellow color as well as great cutting and nice clarity .

Front side is an array of invisible set Natural Sapphires, no heat no treatments, each one rectangular hand cut during the time to make out this fabulous eternal beauty, possibly Bur...

Sapphire is one of the more commonly known gemstones. What many people don’t know is that they come in all colors of the rainbow. This purple Sapphire from Madagascar is, unlike many...

Platinum custom made cluster earrings consisting of 2 fine pink unheated sapphires having a total weight 9.44 carats with GIA certificate stating No Heat, the center stones are surro...

This magnificent blue sapphire, weighing 7.02 carats, is a true natural wonder, untouched by heat treatment, and sourced directly from the earth.

Sapphire Weight: 1.18ct Sapphire Colour/Grade: "Medium", No Heat Treatment.

Set with a rare and natural 4.17cts cushion-shaped brilliant cut blue sapphire that has had no heat treatment, as certified by a GRS Gemstone Report.

An important Giuliano Renaissance-Revival gold and enamel gem-set brooch, the brooch decorated with the figure of Venus enamelled en ronde bosse, holding up a diamond-set mirror and ...

33.31 carats no-heat multi sapphire top quality 24 pieces cut stone natural gem Gemstone - Sapphire Weight - 33.31 carats Quantity - 24 Pieces Size - 7x5 to 5x8 mm Shape - Mix cut s...

Faceted Aquamarine Weight: 108.05 Carats Dimension: 51x18x14 Mm Origin: Brazil Color: Light Green Shape: Long Emerald Cut: Scissor Clarity: Top / Loupe Clean Treatment: Non Cert...

A stunning 2.14 Carat rough Emerald piece that is a gorgeous shade of vivid green and originates from Zambia. It is completely natural and of good quality. The green emerald has onl...

From Emilio Jewelry, a well known and respected wholesaler/dealer located on New York’s iconic Fifth Avenue, A perfect gorgeous Gia Certified Fancy Intense Yellow Diamonds weighing j...

Magnificent Diamond Earrings. These stunning earrings feature 3.13 J-SI1 Cts and 3.16 Cts J-SI2, GIA Certified. 1.81 Ct Asscher cut diamond with 1.30cts long baguette diamond. 9.95...

A men's Colombian emerald & green diamond statement ring in 14K gold. This ring features a 4.45-carat Asscher cut emerald in its center. The rare gemstone has a desirable color and t...

Art Deco Style diamond and sapphire target stylized engagement or cocktail/dress ring in platinum, 2000s. This ring features a round brilliant-cut diamond millegrain-set to the cente...

We are exceptionally delighted to offer this spectacular Victorian diamond star tiara made c.1890. The tiara will come in a fully fitted presentation case as photographed. Upon pond...

Ruby and Diamond Necklace A necklace with 43 oval-cut rubies separated by round-cut diamonds set in a floral motif Approximately Measures: 16" long Metal type: 18 Karat gold

Round 5.72ct Ideal Cut Round Diamond - GIA Certified Discover near top clarity and color with this exceptional 5.72-carat round-cut diamond, a true symbol of purity and perfection. ...

Very fine antique Chinese Apple Green Jade 14K yellow gold Arts & Crafts period saddle ring Early 20th Century Proveneance: Private East Coast collection, descendants of King George ...