Round Blue Sapphire Ring Unheated

US Size 7 (resizable to most ring sizes) or UK Size N GRS Report #2016-090711 Carat Weight: 2.00 carat Shape: Cushion Cut Colour: Blue Natural Sapphire Measurements: 15.78 x 12.04...

One electronically tested platinum ladies cast sapphire and diamond ring with a bright polish finish. The featured sapphire is set within two tiered diamond bezels supported by diamo...

New 18kt white gold sapphire ring, set with unheated round cut natural blue Ceylon sapphire, measuring 9.64 x 9.51 x 6.77 mm with a carat weight of 5.04 ct.

This unheated sapphire features a long cushion cut with an outstanding pure blue hue and no secondary colors.

In the very center of this exquisite ring is a 9.16 ct unheated cushion blue sapphire originated from Sri Lanka.

Set with an oval-shaped sapphire weighing 3.18 carats, flanked on either side by pear diamonds totaling 0.50 ct, surrounded by multiple round diamonds totaling 0.27 ct and mounted in...

This sapphire ring features a natural untreated blue sapphire with natural iron crystals intact. The last picture shows the intact iron inclusion, proving the gem is not heat treated...

Certified 6.12 CTW unheated blue sapphire In 14k gold Diamonds Ballerina Ring .

This spectacular rings features a one of a kind vivid "Royal Blue" unheated Sapphire.

New Platinum custom natural Ceylon sapphire ring containing an untreated oval cut natural blue sapphire measuring 8.66 x 7.96 x 5.86 mm weighing 3.50 carat. Type II. medium dark, mo...

New platinum unheated sapphire ring containing an oval brilliant cut blue Ceylon transparent sapphire measuring 11.62 x 8.80 x 6.34 mm weighing 5.59 carat.

A "Samuel Getz" Platinum Sapphire and Diamond Ring Featuring an Exceptional Natural Unheated Emerald Cut Blue Sapphire, 5.97 Carats ([10.19 x 8.40 x 7.35 mm.].

This stunning platinum sapphire and diamond ring features a beautiful blue cushion-cut sapphire sitting perfectly inside a pillow of round brilliant-cut diamonds. 253 handset round b...

This elegant and classic ring features a natural and unheated oval blue 2.07 ct Ceylon sapphire framed east to west by two half moon diamonds (0.64 ct) and surrounded by a halo of di...

New for our custom rings for 2020 you will see a single round-cut blue sapphire bezel set into the inside of each ring shank.

In this spectacular ring, the blue sapphire is flanked by half-moon diamonds with a combined weight of 0.68 carats and numerous round brilliants with a combined weight of 0.48 carats...

New platinum untreated sapphire ring containing a cushion cut natural blue Ceylon sapphire measuring 11.24 x 8.43 x 7.30 mm weighing 7.06 carat. Type II. , medium dark, moderately s...

The colorful onion domes from Moscow Red Square Skyline are the backdrop for the amazing natural unheated yellow and blue sapphires, crowned by diamonds and natural saltwater pearls ...

This rare and stunningly beautiful sapphire ring contains the following. One cushion cut sapphire that has a velvet rich light cornflower blue.

Discover the timeless beauty of this EYE CLEAN 1-carat Round Teal Blue Natural Untreated Sapphire Gemstone.

The beautiful, cushion cut, center stone is a 13.42 carat unheated Burmese sapphire (GRS certified) and is surrounded by 6.31 Carats of deep blue round sapphires. 2.41 Carats of oval...

Custom handmade platinum ring, showcasing a 4.08ct natural unheated Burma sapphire with diamond accents.

A new 18kt rose gold custom pink sapphire ring set with a 4.05 ct cushion cut untreated natural pink Ceylon sapphire measuring 8.22 x 7.34 x 6.89 mm. Sapphire grading, Light, browni...

This is an unheated Sapphire ring with floral cluster design.

A wonderful ring for evening wear or as an alternative engagement ring. This ring is versatile in its design and wear ability. The center stone is a 2 carat cushion blue sapphire t...

Capture the enchantment of changing hues with our 18K Yellow Gold Montana Color-Changing Sapphire 3-Stone Ring. The centerpiece, an ultra-rare natural untreated Montana sapphire weig...

2.50 Carat GIA Certified Natural Blue Sapphire and Diamonds Ring 18K White Gold A beautiful Art Nouveau Ring Unheated natural Blue Sapphire, Oval-cut, held by four A double prongs f...

1.49 Carat GIA Certified Natural Blue Sapphire and Diamond Ring - Shlomit Rogel A beautiful Art Nouveau Ring Unheated natural Blue Sapphire, Oval-cut, held by four A double prongs f...

3.09 CARAT GRS (Gem Research Swisslab) Certified Natural Blue Sapphire & Diamonds Ring 18K White Gold A Unique Engagement ring!

Details Night in the Desert Blue Sapphire Cocktail Ring - 18 Karat White Gold - 14.11 carat Natural Unheated Certified Ceylon Blue Sapphire - 2.20 carat Triangular Cut White Diamonds...

- Untreated fancy colored rubies and sapphires are set in a half-bezel setting - Metal of the ring is made with 20 Karat Yellow Gold - Stunning color with rare unheated gemstones. -...

Its a very rare occasion that the opportunity to own a natural, unheated, vivid blue, emerald cut sapphire of 5.12 carats arises.

Beautiful cluster ring crafted in 18K yellow gold with a royal blue unheated and untreated round sapphire surrounded by a halo of round-cut brilliant diamonds with an approximate wei...

Spectacular. The natural, unheated Ceylon carat oval cut sapphire is mounted in the most beautiful of settings. The stunning and unique handmade mount holds twenty round brilliant cu...

A wonderful retro ring, dressing in blue. The oval cut centre sapphire – certified as natural, unheated and originating from Ceylon – displays a glowing cornflower hue.

A glowing natural sapphire and diamond ring. The centre stone – certified as unheated and untreated and originating from either Sri Lanka or Madagascar – displays a bright, sky blue.

An extraordinary natural sapphire and diamond ring. The natural and unheated Ceylon sapphire is a lively, light cornflower blue and sits at the centre of the most wonderfully flamboy...

Perfect for that alternative solitaire engagement ring with lots of credentials. A large 2 carat round brilliant cut bewitching medium cornflower blue coloured sapphire from Ceylon w...

Natural Untreated Unheated Konchaburi Thailand Royal Blue Sapphire Set in Pure .925 Sterling Silver with Rhodium Plating Ring All sizing available at no cost per request Total wei...

Let there be light! This vintage beauty dates back to the Edwardian era and features a velvety blue, natural and unheated 2.98 ct. Burmese sapphire at the center. It's surrounded by ...

Beautiful midcentury era circa 1960s 14K yellow gold .35 carat natural oval cut unheated sapphire and diamond halo ring. 13 total round cut diamonds, each .015 carats (1.5mm). Diamon...

The sapphire is medium blue in color and natural in origin and unheated.

J/K - VVS) – 1 round faceted cut natural unheated blue sapphire of approx 2.30 Ct (8 mm. in diameter) – 8 old mine cut diamonds totalling approx .60 Ct UK size: O 3/4 US size: 7 1/2 ...

Indulge in elegance with our exquisite GIA Certified 2.28 Carat Unheated Cushion Cut Sapphire Diamond Halo Ring, set in lustrous 14K White Gold.

No wonder Royalty used Sapphire to command authority This absolutely breathtaking trilogy ring, is an authentic Art Deco example with back age to it – 1925 ca – mounting exquisitely ...

4.92 Carat GIA Certified Burma No Heat Sapphire and White Diamond Cocktail Ring: A beautiful ring, it features a gorgeous GIA certified natural Burmese blue sapphire cabochon weighi...

Discover the timeless beauty of this EYE CLEAN 1-carat Round Teal Blue Natural Untreated Sapphire Gemstone.

We were able to obtain this one at a decent price due to our contacts, knowledge and just dogged persistence in seeking out a few Nice Round Blue Sapphires - the rounds make wonderfu...

Embrace the allure of the ocean with our EYE CLEAN 2.0ct Round Teal Natural Unheated Sapphire Gemstone. This stunning gemstone boasts a unique teal hue that evokes the mystery and ch...

The pair weighs 3.25 carats total weight and displays top intense dark blue color. The elegant drop white gold earrings have, surrounding the sapphires, channel prong set round bril...

A SUPER fine Estate Ring features a Gorgeous gem : 3.02 carat Natural UNHEATED, UNTREATED Deep Blue Round Sapphire, Measuring 7.97 x 7.37 x 6.13mm, bearing a recent AGL Certificate s...

Rare, unheated greenish-blue sapphire and diamond ring. High luster, cushion modified brilliant, unheated greenish-blue 3.95 carats sapphire with GIA, encased in basket mounting, set...

This breathtaking ring centers an octagonal cut blue sapphire certified by the American Gemological Laboratories (AGL) as being unheated with no signs of color or clarity enhancement.

This beautiful 18k white gold, no-heat sapphire ring will charm with it's subtle color change from violet to blue! Well saturated with full, rich color, the 2.36-cts. oval sapphire i...

Beautiful 7.07 ct. Burma blue sapphire cabochon round with 0.52 ct. good quality white diamond rounds. Handmade in 18k white gold. Ring size 6.5. GIA certificate included.

GIA certified, Royal Blue, 3.04 carat unheated Ceylon blue Sapphire cushion, a pair of 0.91 carats total E/VS2 kite shaped diamonds, and a total of 0.40 carats round brilliant diamon...

9.70 Carats Exquisite Natural Blue Sapphire and Diamond 14K Solid White Gold Ring Total Blue Sapphire Weight is: 8.50 Carats Sapphire Measures: Approx. 14 x 12mm Natural Round Dia...

Blue Sapphire 1.83 carats with Diamond 0.31 carat Ring set in 18 Karat White Gold Settings Width: 1.3 cm Length: 0.9 cm Ring Size: 52 Total Weight: 6.6 grams "We first opened doo...

Handcrafted Round Sapphire Band 13 Round Sapphire - 2.91 Cts 18 Karat White Gold - 2.56 Grams Custom Services Resizing is available. Request Customization

Blue Sapphire 0.81 carat with Diamond 0.21 carat Ring set in 18K White Gold Settings Width: 1.2 cm Length: 0.6 cm Ring Size: 54 Total Weight: 3.83 grams "We first opened doors in...

Comes with Gemological Appraisal by GIA GG/AJP All Gemstones are Natural in Origin Blue Sapphire: 2.36 Carats Diamond: 0.16 Carats Metal: 18K White Gold Ring Size: 7 US Custom sizing...

Blue Sapphire 0.94 carat and Diamond 0.49 carat Ring set in 18K White Gold Settings Width: 1.4 cm Length: 0.5 cm Ring Size: 52 Total Weight: 3.38 grams "We first opened doors in ...

Comes with Gemological Appraisal by GIA GG/AJP All Gemstones are Natural in Origin Blue Sapphire: 2.36 Carats Diamond: 0.16 Carats Metal: 18K White Gold Ring Size: 7 US Custom sizing...

A beautiful ring featuring a GRS Certified 3.02 Carat Natural Royal Blue Sapphire and 0.14 Diamond Accents made in Platinum. Sapphires have extraordinary durability - they excel in h...

A G.I.A certified 5.03 carat royal blue sapphire cushion cut platinum three stone ring, handcrafted by Merkaba Jewelry Beverly Hills as a refined collector jewel and meaningful alter...

A striking GIA-certified Zambian emerald and diamond ring featuring a 2.83-carat emerald-cut emerald, radiating a vivid and captivating green hue. The center stone is beautifully fla...

From Emilio Jewelry, a well known and respected wholesaler/dealer located on New York’s iconic Fifth Avenue, Please inquire for more images, certificates, and details. Zoom meetings...

Exquisite 5.09 Carat GRS Certified Natural Ruby Ring At the heart of this masterpiece lies a 5.09 carat natural ruby, certified by GRS with no indication of thermal treatment and or...

This one-of-a-kind piece features a 8.94 unheated and untreated natural blue Kashmir sapphire. This exquisite handmade ring has 2 carats of the highest clarity and color Sapphires ...

From Emilio Jewelry, a well known and respected wholesaler/dealer located on New York’s iconic Fifth Avenue,  Featuring one of the rarest Natural Rubies in the world. This ruby has r...

Antique Sapphire and Diamond Target Ring 18ct White Gold & Platinum Circa 1920s Introducing an exquisite and authentic Art Deco ring crafted from 18ct gold and platinum. This stun...

GIA Certified Oval Ceylon Sapphire weighing 2.96 carats Measuring (10.22x7.99x4.51) mm 30 pieces of diamonds weighing 1.26 carats GH-SI1 Set in 18 karat white gold ring 3.57 grams

A vibrant purple-pinkish red 4.16 carat cushion-cut natural untreated Spinel is the centerpiece of this ring. The vibrant gemstone is highlighted by two round brilliant cut diamonds ...

GIA Certified 3.36 Carat Natural Blue Ceylon Sapphire & Diamond Platinum Ring 1942 GIA report number: 5232757190 Sapphire: 3.36 carat natural blue Sri Lanka (Ceylon) sapphire Dia...

This exceptionally rare and highly coveted no-heat Burmese sapphire is a true collector's gem. Set in a sleek white gold band with a platinum head, the centerpiece is a vivid, deep b...

Finely crafted in platinum with a GIA certified Old European cut Diamond at the center weighing 2.17 carats, K color, VS1 clarity, GIA #14591642.  The ring also features filigree det...