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1 Carat Loose Gemstones

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Carat Weight: 1 Carat
1.04ct Cushion Icy Blue Sapphire from Sri Lanka Unheated
Located in Toronto, Ontario
Description: Gem Type: Sapphire Number of Stones: 1 Weight: 1.04 cts Measurements: 6.75 x 5.62 x 2.61 mm Shape: Cushion Cutting Style Crown: Modified Brilliant Cut Cutting Style Pa...
Category

2010s Sri Lankan 1 Carat Loose Gemstones

Materials

Blue Sapphire

Natural Loose 1.02 Carat Novelty M, SI2 GIA Certified
Located in New York, NY
ITEM DESCRIPTION ID #: NYC57470 Stone Shape: Novelty Diamond Weight: 1.02carat Clarity: SI2 Color: M Cut: Excellent Measurements: 11.93 x 5.24 x 2.31 mm Depth %: 44% Table %: 55% S...
Category

21st Century and Contemporary 1 Carat Loose Gemstones

Materials

White Diamond

GIA Certified 1.30 Carat Portrait U-V, VS1 Natural Diamond
Located in New York, NY
ITEM DESCRIPTION ID #: NYC57469 Stone Shape: Portrait  Diamond Weight: 1.30 carat Clarity: VS1 Color: U-V Cut: Excellent Measurements: 10.30 x 5.79 x 1.93 mm Depth %: 33.40% Table %...
Category

21st Century and Contemporary 1 Carat Loose Gemstones

Materials

White Diamond

GIA Certified 1.22 Carat Natural Unheated Burmese Red Spinel
Located in Los Angeles, CA
Explore the world of fine gemstones with  1.22 carats Natural Unheated Burmese Red Spinel, authenticated by GIA. This captivating oval gem, measuring 6.57 x 5.12 x 4.45 mm, showcases...
Category

21st Century and Contemporary Burmese 1 Carat Loose Gemstones

Materials

Spinel

1.24ct Loose Tourmaline Gemstone - Pink Square Cut
Located in Greensboro, NC
This lovely gemstone is certain to become a treasured piece in your collection! It has a beautiful pink hue that looks beautiful in person. Please check out our enlarged photographs....
Category

21st Century and Contemporary 1 Carat Loose Gemstones

Materials

Tourmaline

1.32ct Loose Tourmaline Gemstone - Oval Genuine 8.19mm x 6.64mm
Located in Greensboro, NC
This lovely gemstone would make a great addition to a collection! Please check out our enlarged photographs. Weight: 1.32ct Color: Green Shape: Oval Measurements: 8.19mm x 6.64mm ...
Category

21st Century and Contemporary 1 Carat Loose Gemstones

Materials

Tourmaline

1.42ct Loose Tourmaline Gemstone - Oval Pinkish Purple 8.91mm x 6.79mm
Located in Greensboro, NC
This lovely gemstone would make a most excellent addition to a collection! Please check out our enlarged photographs. Weight: 1.42ct Color: Pinkish Purple Shape: Oval Measurement...
Category

21st Century and Contemporary 1 Carat Loose Gemstones

Materials

Tourmaline

GIA Certified 1.38 Carat Natural Unheated Burmese Red Spinel
Located in Los Angeles, CA
Immerse yourself in the world of natural beauty with  1.38 carats Unheated Burmese Red Spinel, proudly certified by GIA. This octagonal gem, measuring 7.09 x 4.84 x 4.28 mm, dazzles ...
Category

21st Century and Contemporary Burmese 1 Carat Loose Gemstones

Materials

Spinel

GIA Certified 1.07 Carats Natural Burma Ruby, Ruby Gemstone, July Birthstone
Located in Los Angeles, CA
Experience the stunning beauty of 1.07 carats Natural Burma Ruby from Myanmar, confirmed by a GIA Report. This gem's dimensions are 5.82 x 5.89 x 3.77 mm, showcasing its exceptional ...
Category

21st Century and Contemporary Burmese Modern 1 Carat Loose Gemstones

Materials

Ruby

1.41ct Genuine Loose Tourmaline Gemstone - Reddish Orange Oval
Located in Greensboro, NC
This gemstone has gorgeous reddish orange hues and a great oval cut. It would make a most excellent addition to a collection or jewelry mount! Please check out our enlarged photos. ...
Category

21st Century and Contemporary 1 Carat Loose Gemstones

Materials

Tourmaline

1.13ct Loose Sphene Gemstone - Round Genuine Brownish Orange 6.51mm
Located in Greensboro, NC
This lovely gemstone would make a great addition to a collection! Please check out our enlarged photographs. Weight: 1.13ct Color: Brownish Orange Shape: Round Measurement: 6.51mm...
Category

21st Century and Contemporary 1 Carat Loose Gemstones

Materials

Other

Loose Sapphire - Oval 1.00ct GIA Royal Blue Solitaire
Located in Greensboro, NC
Treatment: Heating Carat: 1.00ct Cut: Oval Color: Royal Blue Origin: Madagascar Certified by: GIA Report Number: 5221063591 Condition: New
Category

21st Century and Contemporary 1 Carat Loose Gemstones

Materials

Sapphire

1.3ct Octagonal/Emerald Cut Green Emerald GIA Certified Zambia
Located in Toronto, Ontario
This is a stunning GIA Certified Emerald The GIA report reads as follows: GIA Report Number: 2221997463 Shape: Octagonal Cutting Style: Step Cut Cutting Style: Crown: Cutting Sty...
Category

2010s Zambian Contemporary 1 Carat Loose Gemstones

Materials

Emerald

Glamming Trillion Shape Red Garnet 1.20 carats Natural Loose Tanzanian Gemstone
Located in Bangkok, TH
Weight 1.20 carats Dimensions 7.4 x 7.3 x 3.6 mm Treatment None Origin Tanzania Clarity VVS (Very, Very Slightly Included) Shape Triangular Cut Trilliant Discover the fiery a...
Category

21st Century and Contemporary Tanzanian Modern 1 Carat Loose Gemstones

Materials

Garnet

1.03ct Emerald Cut Green Emerald from Zambia
Located in Toronto, Ontario
Description: Gem Type: Emerald Number of Stones: 1 Weight: 1.03 cts Measurements: 6.93 x 5.77 x 3.62 mm Shape: Emerald Cut Cutting Style Crown: Step Cut Cutting Style Pavilion: Step...
Category

2010s Zambian 1 Carat Loose Gemstones

Materials

Emerald

1.03ct Pair Pear Green Emerald from Colombia
Located in Toronto, Ontario
Description: Gem Type: Emerald Number of Stones: 2 Weight: 1.03 cts (0.45 ct/0.58 ct) Measurements: 6.77 x 5.12 x 2.45 mm/6.87 x 5.18 x 3.44 mm Shape: Pear Cutting Style: Cutting St...
Category

2010s Colombian 1 Carat Loose Gemstones

Materials

Emerald

Certified 1.48 Carats Mozambique Ruby Pear Faceted Cutstone No Heat Natural Gem
Located in Jaipur, RJ
As we are auction partners at Gemfields, we have sourced these rubies from winning auctions and had cut them in our in house manufacturing responsibly. Weight: 1.48 Carats Size: 10....
Category

21st Century and Contemporary Mozambican Art Deco 1 Carat Loose Gemstones

Materials

Ruby

Loose Emerald - Square 1.18ct GIA Green Solitaire
Located in Greensboro, NC
Treatment: Clarity Enhanced (F1) Carat: 1.18ct Cut: Square Color: Green Origin: Brazil Certified by: GIA Report Number: 2225929139 Condition: New without Tags We have been dealing...
Category

21st Century and Contemporary 1 Carat Loose Gemstones

Materials

Emerald

1.14ct Oval Teal Blue Sapphire from Australia Unheated
Located in Toronto, Ontario
Description: Gem Type: Sapphire Number of Stones: 1 Weight: 1.14 cts Measurements: 7.05 x 5.21 x 3.53 mm Shape: Oval Cutting Style Crown: Brilliant Cut Cutting Style Pavilion: Step ...
Category

2010s Australian 1 Carat Loose Gemstones

Materials

Blue Sapphire, Sapphire

1.16ct Oval Teal Blue Sapphire from Australia Unheated
Located in Toronto, Ontario
Description: Gem Type: Sapphire Number of Stones: 1 Weight: 1.16 cts Measurements: 7.22 x 5.23 x 3.17 mm Shape: Oval Cutting Style Crown: Brilliant Cut Cutting Style Pavilion: Step ...
Category

2010s Australian 1 Carat Loose Gemstones

Materials

Blue Sapphire

1.01ct Pair Square Green Emerald from Colombia
Located in Toronto, Ontario
Description: Gem Type: Emerald Number of Stones: 2 Weight: 1.01 cts (0.50 ct/0.51 ct) Measurements: 5.06 x 4.77 x 3.46 mm/5.19 x 4.51 x 3.47 mm Shape: Square Cutting Style: Cutting ...
Category

2010s Colombian 1 Carat Loose Gemstones

Materials

Emerald

1.48ct Octagonal/Emerald Cut Purple-Pink Spinel from Sri Lanka Unheated
Located in Toronto, Ontario
Description: Gem Type: Spinel Number of Stones: 1 Weight: 1.48 cts Measurements: 7.59 x 5.48 x 4.12 mm Shape: Octagonal/Emerald Cut Cutting Style Crown: Modified Brilliant Cut Cutti...
Category

2010s Sri Lankan 1 Carat Loose Gemstones

Materials

Spinel

Natural Yellow Sapphire 1.44 carats
Located in Los Angeles, CA
Experience the enchantment of a Natural Yellow Sapphire, a radiant gem weighing 1.44 carats. With dimensions of 7.97 x 6.41 x 3.93 mm, its alluring triangular shape captures the imag...
Category

21st Century and Contemporary Art Deco 1 Carat Loose Gemstones

Materials

Sapphire, Yellow Sapphire

1.18ct Oval Icy Blue Sapphire from Sri Lanka Unheated
Located in Toronto, Ontario
Description: Gem Type: Sapphire Number of Stones: 1 Weight: 1.18 cts Measurements: 6.87 x 4.88 x 3.62 mm Shape: Oval Cutting Style Crown: Modified Brilliant Cut Cutting Style Pavil...
Category

2010s Sri Lankan 1 Carat Loose Gemstones

Materials

Blue Sapphire

1.05ct Oval White Sapphire from Sri Lanka Unheated
Located in Toronto, Ontario
Description: Gem Type: Sapphire Number of Stones: 1 Weight: 1.05 cts Measurements: 7.12 x 5.22 x 3.02 mm Shape: Oval Cutting Style Crown: Modified Brilliant Cut Cutting Style Pavili...
Category

2010s Sri Lankan 1 Carat Loose Gemstones

Materials

Sapphire

1.40Ct Natural Loose Emerald Marqiuse Shape 2 Pcs
Located in רמת גן, IL
Title: Exquisite 1.40ct Loose Marquise Shape Colombian Emerald Gemstone Product Description: Presenting our exceptional 1.40ct loose Marquise Shape Co...
Category

2010s Colombian Modern 1 Carat Loose Gemstones

Materials

Emerald

1.05ct Pair Square Green Emerald from Colombia
Located in Toronto, Ontario
Description: Gem Type: Emerald Number of Stones: 2 Weight: 1.05 cts (0.52 ct/0.53 ct) Measurements: 4.99 x 4.97 x 3.43 mm/4.96 x 4.91 x 3.47 mm Shape: Square Cutting Style: Cutting ...
Category

2010s Colombian 1 Carat Loose Gemstones

Materials

Emerald

1.26Ct Natural Loose Emerald Pear Shape
Located in רמת גן, IL
Elegant 1.26ct Loose Pear Shape Colombian Emerald Gemstone Product Description: Unveiling our captivating 1.26ct loose Pear Shape Colombian Emerald ...
Category

2010s Colombian Modern 1 Carat Loose Gemstones

Materials

Emerald

1.02ct Pear Shape Green Emerald from Zambia
Located in Toronto, Ontario
Description: Gem Type: Emerald Number of Stones: 1 Weight: 1.02 cts Measurements: 9.70 x 6.01 x 2.71 mm Shape: Pear Shape Cutting Style Crown: Brilliant Cut Cutting Style Pavilion: ...
Category

2010s Zambian 1 Carat Loose Gemstones

Materials

Emerald

1.05ct Pair Pear Green Emerald from Colombia
Located in Toronto, Ontario
Description: Gem Type: Emerald Number of Stones: 2 Weight: 1.05 cts (0.50 ct/0.55 ct) Measurements: 6.93 x 4.80 x 2.95 mm/7.00 x 4.64 x 3.39 mm Shape: Pear Cutting Style: Cutting St...
Category

2010s Colombian 1 Carat Loose Gemstones

Materials

Emerald

1.42ct Oval Icy Blue Sapphire from Sri Lanka Unheated
Located in Toronto, Ontario
Description: Gem Type: Sapphire Number of Stones: 1 Weight: 1.42 cts Measurements: 7.45 x 5.59 x 3.64 mm Shape: Oval Cutting Style Crown: Modified Brilliant Cut Cutting Style Pavili...
Category

2010s Sri Lankan 1 Carat Loose Gemstones

Materials

Blue Sapphire

1.47ct Pair Oval Green Emerald from Colombia
Located in Toronto, Ontario
Description: Gem Type: Emerald Number of Stones: 2 Weight: 1.47 cts (0.72 ct/0.75 ct) Measurements: 7.05 x 5.59 x 3.39 mm/6.99 x 5.72 x 3.64 mm Shape: Oval Cutting Style: Cutting St...
Category

2010s Colombian 1 Carat Loose Gemstones

Materials

Emerald

1.15 ct Oval Sapphire Kancha, Thailand
Located in Toronto, Ontario
Description: Gem Type: Sapphire Number of Stones: 1 Weight: 1.15 cts Measurements: 8.02x6.09x2.61 mm Shape: Oval Cutting Style Crown: Modified Brilliant Cutting Style Pavilion: Step...
Category

2010s Thai 1 Carat Loose Gemstones

Materials

Sapphire

1.23ct Emerald Cut Red Ruby Unheated
Located in Toronto, Ontario
Description: Gem Type: Ruby Number of Stones: 1 Weight: 1.23 cts Measurements: 8.50x4.50x2.50 mm Shape: Emerald Cut Cutting Style Crown: Step Cut Cutting Style Pavilion: Step Cut Tr...
Category

2010s Mozambican 1 Carat Loose Gemstones

Materials

Ruby

1.23ct Oval Icy Blue Sapphire from Sri Lanka Unheated
Located in Toronto, Ontario
Description: Gem Type: Sapphire Number of Stones: 1 Weight: 1.23 cts Measurements: 7.00 x 5.01 x 3.52 mm Shape: Oval Cutting Style Crown: Modified Brilliant Cut Cutting Style Pavili...
Category

2010s Sri Lankan 1 Carat Loose Gemstones

Materials

Blue Sapphire

1.17ct Oval Pastel Yellow Sapphire from Sri Lanka Unheated
Located in Toronto, Ontario
Description: Gem Type: Sapphire Number of Stones: 1 Weight: 1.17 cts Measurements: 7.23 x 5.49 x 3.17 mm Shape: Oval Cutting Style Crown: Modified Brilliant Cut Cutting Style Pavili...
Category

2010s Sri Lankan 1 Carat Loose Gemstones

Materials

Yellow Sapphire

1.34ct Pear Purplish Pink Spinel from Sri Lanka Unheated
Located in Toronto, Ontario
Description: Gem Type: Spinel Number of Stones: 1 Weight: 1.34 cts Measurements: 7.51 x 7.11 x 4.06 mm Shape: Pear Cutting Style Crown: Brilliant Cut Cutting Style Pavilion: Modifie...
Category

2010s Sri Lankan 1 Carat Loose Gemstones

Materials

Spinel

1.28ct Pair Pear Green Emerald from Colombia
Located in Toronto, Ontario
Description: Gem Type: Emerald Number of Stones: 2 Weight: 1.28 cts (0.58 ct/0.70 ct) Measurements: 8.13 x 4.58 x 3.19 mm/7.94 x 4.74 x 3.88 mm Shape: Pear Cutting Style: Cutting St...
Category

2010s Colombian 1 Carat Loose Gemstones

Materials

Emerald

1.02ct Round Icy Blue Sapphire from Sri Lanka Unheated
Located in Toronto, Ontario
Description: Gem Type: Sapphire Number of Stones: 1 Weight: 1.02 cts Measurements: 6.10 x 6.00 x 3.48 mm Shape: Round Cutting Style Crown: Brilliant Cut Cutting Style Pavilion: Step...
Category

2010s Sri Lankan 1 Carat Loose Gemstones

Materials

Blue Sapphire

1.27ct Oval Red Ruby from Mozambique
Located in Toronto, Ontario
Description: Gem Type: Ruby Number of Stones: 1 Weight: 1.27 cts Measurements: 6.94 x 5.00 x 3.93 mm Shape: Oval Cutting Style Crown: Brilliant Cut Cutting Style Pavilion: Step Cut ...
Category

2010s Mozambican 1 Carat Loose Gemstones

Materials

Ruby

1.04ct Cushion Red Spinel from Sri Lanka
Located in Toronto, Ontario
Description: Gem Type: Red Spinel Number of Stones: 1 Weight: 1.04 cts Measurements: 5.88 x 5.74 x 3.79 mm Shape: Cushion Cutting Style Crown: Brilliant Cutting Style Pavilion: Bril...
Category

2010s Sri Lankan 1 Carat Loose Gemstones

Materials

Spinel

1.05ct Oval Icy Blue Sapphire from Sri Lanka Unheated
Located in Toronto, Ontario
Description: Gem Type: Sapphire Number of Stones: 1 Weight: 1.05 cts Measurements: 7.21 x 4.83 x 3.18 mm Shape: Oval Cutting Style Crown: Modified Brilliant Cut Cutting Style Pavili...
Category

2010s Sri Lankan 1 Carat Loose Gemstones

Materials

Blue Sapphire

1.27ct Trillion Icy Blue Sapphire from Sri Lanka Unheated
Located in Toronto, Ontario
Description: Gem Type: Sapphire Number of Stones: 1 Weight: 1.27 cts Measurements: 7.17 x 7.00 x 3.00 mm Shape: Trillion Cutting Style Crown: Brilliant Cut Cutting Style Pavilion: S...
Category

2010s Sri Lankan 1 Carat Loose Gemstones

Materials

Blue Sapphire

1.2ct Oval Teal Blue Sapphire GIA Certified Australian
Located in Toronto, Ontario
This is a stunning GIA Certified Sapphire The GIA report reads as follows: GIA Report Number: 5212174788 Shape: Oval Cutting Style: Cutting Style: Crown: Brilliant Cut Cutting Styl...
Category

2010s Australian 1 Carat Loose Gemstones

Materials

Blue Sapphire

1.31ct Pear Teal Green Sapphire GIA Certified Unheated
Located in Toronto, Ontario
This is a stunning GIA Certified Sapphire The GIA report reads as follows: GIA Report Number: 6204981086 Shape: Pear Cutting Style: Cutting Style: Crown: Brilliant Cut Cutting Styl...
Category

2010s Unknown 1 Carat Loose Gemstones

Materials

Green Sapphire

Canary Yellow Sapphire 1.67 ct No Heat
Located in Bangkok, TH
We now have stunning canary yellow sapphires available, and the best part is it is completely untreated, so no heat treatment involved! Explore the natural beauty today. Stone : Sap...
Category

2010s Sri Lankan 1 Carat Loose Gemstones

Materials

Yellow Sapphire

1.24ct Pair Oval Green Emerald from Colombia
Located in Toronto, Ontario
Description: Gem Type: Emerald Number of Stones: 2 Weight: 1.24 cts (0.60 ct/0.64 ct) Measurements: 6.70 x 4.93 x 3.41 mm/6.80 x 4.86 x 3.73 mm Shape: Oval Cutting Style: Cutting S...
Category

2010s Colombian 1 Carat Loose Gemstones

Materials

Emerald

Diamond Blue HPHT 1.03 ct vvs
Located in Bangkok, TH
Introducing our exquisite Blue Diamond HPHT Round, 1.03 ct. Immerse yourself in the captivating allure of this rare gem, meticulously crafted to perfection. Elevate your collection w...
Category

2010s 1 Carat Loose Gemstones

Materials

Diamond

1.21 Carat Cushion-Cut Natural Sky Blue Zircon
Located in Hua Hin, TH
Sparkling Cushion-cut Sky Blue Zircon This 1.21 carat Blue Zircon has an impressive fire and a pure light blue color. Giving it the "Sky Blue" Distinction. Stone Weight: 1.21 carat...
Category

2010s Cambodian 1 Carat Loose Gemstones

Materials

Zircon, Blue Zircon

1.27 Carats Loose Round Cut Emerald from Colombia Genuine Green Gemstone
Located in Bradenton, FL
Beautiful loose round cut genuine natural emerald in 1.27 carats weight from Colombia. Its captivating medium dark green hue boasts remarkable saturation and included clarity, creating the famous grass green color that distinguishes Colombian emeralds as the utmost in exclusivity and superior quality. This wonderful gem is 6.8 millimeters in diameter. This unmounted emerald...
Category

2010s Colombian 1 Carat Loose Gemstones

Materials

Emerald

Unheated Saphires yellow purple NATURAL COLOR 0.96 ct Ilakaka Mine Madagascar
Located in Viena, Viena
..untreated NATURAL COLOR sapphires...always a rarity, most sapphires are heated, from the Ilakaka mine Madagascar yellow purple NATURAL COLOR total approx. 0.96 ct in the size 6 x 4...
Category

2010s Modern 1 Carat Loose Gemstones

Materials

Tanzanite

1.2ct Pear Shape Green Emerald from Zambia
Located in Toronto, Ontario
Description: Gem Type: Emerald Number of Stones: 1 Weight: 1.2 cts Measurements: 10.22 x 5.88 x 3.65 mm Shape: Pear Shape Cutting Style Crown: Brilliant Cut Cutting Style Pavilion: ...
Category

2010s Zambian 1 Carat Loose Gemstones

Materials

Emerald

1.22ct Pair Pear Green Emerald from Colombia
Located in Toronto, Ontario
Description: Gem Type: Emerald Number of Stones: 2 Weight: 1.22 cts (0.61 ct/0.63 ct) Measurements: 7.80 x 5.07 x 3.12 mm/8.42 x 5.08 x 2.88 mm Shape: Pear Cutting Style: Cutting St...
Category

2010s Colombian 1 Carat Loose Gemstones

Materials

Emerald

1.36ct Pear Icy Blue Sapphire from Sri Lanka Unheated
Located in Toronto, Ontario
Description: Gem Type: Sapphire Number of Stones: 1 Weight: 1.36 cts Measurements: 6.57 x 8.22 x 3.22 mm Shape: Pear Cutting Style Crown: Modified Brilliant Cut Cutting Style Pavil...
Category

2010s Sri Lankan 1 Carat Loose Gemstones

Materials

Blue Sapphire

1.14ct Cushion Red Spinel from Sri Lanka
Located in Toronto, Ontario
Description: Gem Type: Red Spinel Number of Stones: 1 Weight: 1.14 cts Measurements: 6.35 x 5.52 x 3.90 mm Shape: Cushion Cutting Style Crown: Brilliant Cutting Style Pavilion: Bril...
Category

2010s Sri Lankan 1 Carat Loose Gemstones

Materials

Spinel

1.31ct Pair Pear Green Emerald from Colombia
Located in Toronto, Ontario
Description: Gem Type: Emerald Number of Stones: 2 Weight: 1.31 cts (0.61 ct/0.70 ct) Measurements: 7.26 x 5.15 x 3.61 mm/7.90 x 5.20 x 3.18 mm Shape: Pear Cutting Style: Cutting St...
Category

2010s Colombian 1 Carat Loose Gemstones

Materials

Emerald

1.10 Ct Ruby Oval Loose Gemstone
Located in Fort Lee, NJ
An exquisite red color birthstone for July, believed to convey a status of power & wealth. All our gemstones are 100% natural & genuine. Certification can be provided on request at ...
Category

2010s Malagasy 1 Carat Loose Gemstones

Materials

Ruby

1.24 Ct Ruby Octagon Cut Loose Gemstone
Located in Fort Lee, NJ
An exquisite red color birthstone for July, believed to convey a status of power & wealth. All our gemstones are 100% natural & genuine. Certification can be provided on request at ...
Category

2010s Malagasy 1 Carat Loose Gemstones

Materials

Ruby

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