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South Coast - Loose Gemstones

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Item Ships From: South Coast
3 3/4 Radiant Orange-Yellow Sapphire GIA
Located in San Francisco, CA
This Radiant shape 3.76-carat Natural Orange-Yellow color sapphire GIA certified has been hand-selected by our experts for its top luster and unique color
Category

21st Century and Contemporary South Coast - Loose Gemstones

Materials

Yellow Sapphire

London Blue Topaz 7.9 Carat Emerald Cut Loose Gemstone
Located in Aliso Viejo, CA
This 7.90 carat London Blue Topaz captivates with its deep teal-blue color, reminiscent of the mysterious depths of the ocean. Precision-cut in a classic emerald cut, this gemstone f...
Category

21st Century and Contemporary Contemporary South Coast - Loose Gemstones

Materials

Emerald, Topaz, Blue Topaz

Natural Mexican Fire Opal 5.45 Carat Emerald Cut Loose Gemstone Play-of-Color
Located in Aliso Viejo, CA
Ignite your collection with the captivating brilliance of this 5.45 carat Natural Mexican Fire Opal, expertly cut into a emerald cut to maximize its radiance. Sourced from Mexico, th...
Category

21st Century and Contemporary Contemporary South Coast - Loose Gemstones

Materials

Emerald, Opal, Fire Opal

Loose Tanzanite Gemstone 3.3 ct
Located in Laguna Beach, CA
Loose 3.30-carat tanzanite gemstone. No grading lab certificate. The stone is a rectangle cushion cut, measuring 11.10 x 8.9 x 4.4mm. Attractive vio...
Category

21st Century and Contemporary South Coast - Loose Gemstones

Materials

Tanzanite

Natural Mexican Fire Opal 5.45 Carat Emerald Cut Loose Gemstone Play-of-Color
Located in Aliso Viejo, CA
Ignite your collection with the captivating brilliance of this 5.45 carat Natural Mexican Fire Opal, expertly cut into a emerald cut to maximize its radiance. Sourced from Mexico, th...
Category

21st Century and Contemporary Contemporary South Coast - Loose Gemstones

Materials

Emerald, Opal, Fire Opal

1.06 Carat Oval Pink Sapphire GIA Certified Unheated
Located in San Francisco, CA
This Oval shape 1.06-carat Natural Unheated Pink sapphire GIA certified has been hand-selected by our experts for its top luster and unique color. W...
Category

21st Century and Contemporary Sri Lankan South Coast - Loose Gemstones

Materials

Pink Sapphire

1 1/3 Carat Cushion Blue Sapphire GIA
Located in San Francisco, CA
This Cushion shape 1.28-carat Natural Blue color sapphire GIA certified has been hand-selected by our experts for its top luster and unique color
Category

21st Century and Contemporary Sri Lankan South Coast - Loose Gemstones

Materials

Blue Sapphire

Rare GIA Certified 3.29 Carat Emerald Shape Unheated Green Emerald
Located in San Francisco, CA
This GIA-certified 3.29 Carat UNHEATED Ethiopian Emerald-Shaped Vibrant Natural Green Emerald was hand-selected by our experts for its top luster. We can custom make for this rare...
Category

21st Century and Contemporary Ethiopian South Coast - Loose Gemstones

Materials

Emerald

1.51 Carat Cushion Shape White Sapphire GIA Certified Unheated
Located in San Francisco, CA
This Cushion shape 1.51-carat Natural Unheated Sri-Lankan White sapphire GIA certificate number:5202625543 has been hand-selected by our experts for...
Category

21st Century and Contemporary Sri Lankan South Coast - Loose Gemstones

Materials

Sapphire

1 1/3 Carat Emerald Shape Teal Sapphire GIA Unheated
Located in San Francisco, CA
This Emerald shape 1.35-carat Natural Unheated Teal color sapphire GIA certified has been hand-selected by our experts for its top luster and unique color that in a certain light is ...
Category

21st Century and Contemporary Sri Lankan South Coast - Loose Gemstones

Materials

Sapphire, Green Sapphire

GIA Certified Paraiba Tourmaline 1.52 Carat Natural
Located in Aliso Viejo, CA
It comes with the Original GIA Certificate Natural Paraiba Tourmaline Carat Weight: 1.52 Carats Measurements: 6.99 x 6.13 x 5.57 mm
Category

21st Century and Contemporary Contemporary South Coast - Loose Gemstones

Materials

Tourmaline, Paraiba

1 Carat Triangular Purple-Pink Sapphire GIA Unheated
Located in San Francisco, CA
This Triangular shape 0.94-carat Natural Purple-Pink color sapphire GIA certified has been hand-selected by our experts for its top luster and unique color
Category

21st Century and Contemporary South Coast - Loose Gemstones

Materials

Pink Sapphire

1.10 Carat Cushion Teal Sapphire GIA Certified Unheated
Located in San Francisco, CA
This 1.10-carat Cushion Teal Blue GIA Certified Natural Sapphire was selected by our experts for its top luster. Certificate number 1206389628. We can custom make for this rare gem ...
Category

21st Century and Contemporary South Coast - Loose Gemstones

Materials

Sapphire, Blue Sapphire, Green Sapphire

1.38 Carat Emerald Shape Green Sapphire GIA Certifed Unheated
Located in San Francisco, CA
This Emerald shape 1.38-carat Natural Unheated Green Sapphire GIA certificate: 5201624578 has been hand-selected by our experts for its top luster and unique color. We can custom ma...
Category

21st Century and Contemporary Sri Lankan South Coast - Loose Gemstones

Materials

Green Sapphire

2.06 Carat Cushion Shaped Teal, Green Unheated Natural Sapphire GIA Certified
Located in San Francisco, CA
A 2.06-carat Natural Cushion Greenish Blue Unheated Sapphire GIA Certificate 5211043017 was hand-selected by our experts for its top luster and ...
Category

21st Century and Contemporary South Coast - Loose Gemstones

Materials

Sapphire, Blue Sapphire, Green Sapphire

GIA Certified Paraiba Tourmaline 1.52 Carat Natural
Located in Aliso Viejo, CA
It comes with the Original GIA Certificate Natural Paraiba Tourmaline Carat Weight: 1.52 Carats Measurements: 6.99 x 6.13 x 5.57 mm
Category

21st Century and Contemporary Contemporary South Coast - Loose Gemstones

Materials

Tourmaline, Paraiba

GIA Certified Paraiba Tourmaline 1.52 Carat Natural
Located in Aliso Viejo, CA
It comes with the Original GIA Certificate Natural Paraiba Tourmaline Carat Weight: 1.52 Carats Measurements: 6.99 x 6.13 x 5.57 mm
Category

21st Century and Contemporary Contemporary South Coast - Loose Gemstones

Materials

Tourmaline, Paraiba

GIA Certified Emerald Cut Diamond 3.21ct
Located in Laguna Beach, CA
3.21 carat emerald cut diamond. GIA graded H color, VS2 clarity, Symmetry good. GIA report number 5232499011 is laser inscribed on the diamonds girdle edge. Comes with full GIA gradi...
Category

Late 20th Century South Coast - Loose Gemstones

Materials

Diamond

GIA Certified Paraiba Tourmaline 1.52 Carat Natural
Located in Aliso Viejo, CA
It comes with the Original GIA Certificate Natural Paraiba Tourmaline Carat Weight: 1.52 Carats Measurements: 6.99 x 6.13 x 5.57 mm
Category

21st Century and Contemporary Contemporary South Coast - Loose Gemstones

Materials

Tourmaline, Paraiba

GIA Certified Pear Shaped Loose Diamond 2.07ct
Located in Laguna Beach, CA
2.07 carat pear shape brilliant diamond. GIA graded I color, I1 clarity, symmetry good. GIA report number is 2231570124. The diamond has a nice shape and faces up brilliantly. Comes ...
Category

Late 20th Century South Coast - Loose Gemstones

Materials

Diamond

GIA Certified Paraiba Tourmaline 1.52 Carat Natural
Located in Aliso Viejo, CA
It comes with the Original GIA Certificate Natural Paraiba Tourmaline Carat Weight: 1.52 Carats Measurements: 6.99 x 6.13 x 5.57 mm
Category

21st Century and Contemporary Contemporary South Coast - Loose Gemstones

Materials

Tourmaline, Paraiba

GIA Certified Round Brilliant Cut Loose Diamond 1.11ct, E color, I2
Located in Laguna Beach, CA
Attractive round brilliant cut loose diamond, 1.11 carats, E color, I2 clarity. Measures 6.70 - 6.83 x 3.94mm. The GIA grading report number is 2211221428. Comes with a grading certi...
Category

21st Century and Contemporary South Coast - Loose Gemstones

Materials

Diamond

2.07 Carat Round Shaped Teal Green Color Unheated Natural Sapphire GIA Cert
Located in San Francisco, CA
A Rare 2.07-carat Round Natural Cushion Greenish Blue Unheated Sapphire GIA Certificate 5211043018 was hand-selected by our experts for its top...
Category

21st Century and Contemporary Sri Lankan South Coast - Loose Gemstones

Materials

Sapphire, Blue Sapphire, Green Sapphire

1.60 Carat Asscher Cut White Near Colorless Sapphire GIA Certified Unheated
Located in San Francisco, CA
This Asscher shape 1.60-carat Natural White Near Colorless GIA certificate number: 2205624597 has been hand-selected by our experts for its top luster and unique color. We can custo...
Category

21st Century and Contemporary Sri Lankan South Coast - Loose Gemstones

Materials

Sapphire

1.19 Carat Cushion Shape Light Pink Natural Sapphire GIA Certified Unheated
Located in San Francisco, CA
This 1.19-carat Cushion Light Pink natural unheated sapphire GIA Certificate number: 6203389634 was hand-selected by our experts for its exceptional color. It's 5.7 mm in diameter. ...
Category

21st Century and Contemporary Sri Lankan South Coast - Loose Gemstones

Materials

Sapphire, Pink Sapphire

Hand Carved Natural Orange-Red Coral Rose Ornament
Located in Pasadena, CA
This exquisite ornament features natural orange-red coral, intricately hand-carved into the shape of a blooming rose—an enduring symbol of beauty and love. It measures approximately ...
Category

1980s Taiwanese Artisan Vintage South Coast - Loose Gemstones

Materials

Coral

GIA Certified Paraiba Tourmaline 1.52 Carat Natural
Located in Aliso Viejo, CA
It comes with the Original GIA Certificate Natural Paraiba Tourmaline Carat Weight: 1.52 Carats Measurements: 6.99 x 6.13 x 5.57 mm
Category

21st Century and Contemporary Contemporary South Coast - Loose Gemstones

Materials

Tourmaline, Paraiba

1 1/3 Carat Octagonal Blue Sapphire GIA
Located in San Francisco, CA
This Octagonal shape 1.32-carat Natural Blue color sapphire GIA certified has been hand-selected by our experts for its top luster and unique color
Category

21st Century and Contemporary Nigerian South Coast - Loose Gemstones

Materials

Blue Sapphire

GIA Certified Paraiba Tourmaline 1.52 Carat Natural
Located in Aliso Viejo, CA
It comes with the Original GIA Certificate Natural Paraiba Tourmaline Carat Weight: 1.52 Carats Measurements: 6.99 x 6.13 x 5.57 mm
Category

21st Century and Contemporary Contemporary South Coast - Loose Gemstones

Materials

Tourmaline, Paraiba

1.21 Carat Cushion Peach Color Sapphire GIA Certified Unheated
Located in San Francisco, CA
This 1.21 carat GIA Certificate: 5202389637 Yellowish Orange Natural Unheated Sapphire was hand-selected by our experts for its top luster. We can custom make for this rare gem any ...
Category

21st Century and Contemporary Sri Lankan South Coast - Loose Gemstones

Materials

Sapphire, Yellow Sapphire

GIA Certified Paraiba Tourmaline 1.52 Carat Natural
Located in Aliso Viejo, CA
It comes with the Original GIA Certificate Natural Paraiba Tourmaline Carat Weight: 1.52 Carats Measurements: 6.99 x 6.13 x 5.57 mm
Category

21st Century and Contemporary Contemporary South Coast - Loose Gemstones

Materials

Tourmaline, Paraiba

Rare 2.92 Carat Radiant-Shaped Teal Natural Sapphire GIA Unheated
Located in San Francisco, CA
A rare 2.92-carat Radiant Natural Greenish Blue Unheated Sapphire GIA Certificate 1206137505 was hand-selected by our experts for its top luster...
Category

21st Century and Contemporary South Coast - Loose Gemstones

Materials

Sapphire, Blue Sapphire, Green Sapphire

GIA Certified Paraiba Tourmaline 1.52 Carat Natural
Located in Aliso Viejo, CA
It comes with the Original GIA Certificate Natural Paraiba Tourmaline Carat Weight: 1.52 Carats Measurements: 6.99 x 6.13 x 5.57 mm
Category

21st Century and Contemporary Contemporary South Coast - Loose Gemstones

Materials

Tourmaline, Paraiba

GIA Certified 9.69 Carat Natural Unheated Ceylon Yellow Sapphire
Located in Aliso Viejo, CA
It comes with the GIA Laboratory Certificate Carat Weight: 9.69 Carats Origin: Natural, Unheated Geographic Origin: Sri Lanka Measurements: 14.27 x 9.92 x 8.17mm Color: Yellow Cut: Oval
Category

21st Century and Contemporary Sri Lankan South Coast - Loose Gemstones

Materials

Sapphire, Yellow Sapphire

GIA Certified Paraiba Tourmaline 1.52 Carat Natural
Located in Aliso Viejo, CA
It comes with the Original GIA Certificate Natural Paraiba Tourmaline Carat Weight: 1.52 Carats Measurements: 6.99 x 6.13 x 5.57 mm
Category

21st Century and Contemporary Contemporary South Coast - Loose Gemstones

Materials

Tourmaline, Paraiba

GIA Certified Round Brilliant Loose Diamond 1.01ct
Located in Laguna Beach, CA
GIA Certified Round Brilliant Loose Diamond. 1.01 carat round brilliant cut diamond. GIA graded F color, Si2 clarity. The GIA grading report number is 2235411157. Comes with a full G...
Category

Late 20th Century South Coast - Loose Gemstones

Materials

Diamond

GIA Certified 9.69 Carat Natural Unheated Ceylon Yellow Sapphire
Located in Aliso Viejo, CA
It comes with the GIA Laboratory Certificate Carat Weight: 9.69 Carats Origin: Natural, Unheated Geographic Origin: Sri Lanka Measurements: 14.27 x 9.92 x 8.17mm Color: Yellow Cut: Oval
Category

21st Century and Contemporary Sri Lankan South Coast - Loose Gemstones

Materials

Sapphire, Yellow Sapphire

GIA Certified 9.69 Carat Natural Unheated Ceylon Yellow Sapphire
Located in Aliso Viejo, CA
It comes with the GIA Laboratory Certificate Carat Weight: 9.69 Carats Origin: Natural, Unheated Geographic Origin: Sri Lanka Measurements: 14.27 x 9.92 x 8.17mm Color: Yellow Cut: Oval
Category

21st Century and Contemporary Sri Lankan South Coast - Loose Gemstones

Materials

Sapphire, Yellow Sapphire

GIA Certified Paraiba Tourmaline 1.52 Carat Natural
Located in Aliso Viejo, CA
It comes with the Original GIA Certificate Natural Paraiba Tourmaline Carat Weight: 1.52 Carats Measurements: 6.99 x 6.13 x 5.57 mm
Category

21st Century and Contemporary Contemporary South Coast - Loose Gemstones

Materials

Tourmaline, Paraiba

1 2/5 Carat Cushion Greenish Blue Sapphire GIA
Located in San Francisco, CA
This Cushion shape 1.41-carat Natural Greenish Blue color sapphire GIA certified has been hand-selected by our experts for its top luster and unique color
Category

21st Century and Contemporary Tanzanian South Coast - Loose Gemstones

Materials

Blue Sapphire

Loose Round Brilliant Cut Diamond 1.26 ct
Located in Laguna Beach, CA
Loose round brilliant diamond, 1.26 carats. No grading lab certificate. H to I color, i1 -i2 clarity, good symmetry, and very brilliant. ...
Category

Mid-20th Century South Coast - Loose Gemstones

Materials

Diamond

GIA Certified 3.48 Carat Rare Pinkish Purple Sapphire
Located in San Francisco, CA
This 3.59 carat Cushion Antique shaped GIA Certified Pinkish Purple Sapphire was selected by our experts for its Rare luster.
Category

20th Century Sri Lankan South Coast - Loose Gemstones

Materials

Sapphire, Pink Sapphire, Purple Sapphire

GIA Certified Round Brilliant Cut Loose Diamond 0.72ct
Located in Laguna Beach, CA
.72 carat round brilliant cut diamond. GIA graded H color, Vs1 clarity. GIA report number 2235368628.
Category

Late 20th Century South Coast - Loose Gemstones

Materials

Diamond

GIA Certified Round Brilliant Cut Loose Diamond 1.78ct
Located in Laguna Beach, CA
GIA graded 1.78 carat round brilliant cut diamond. M color, slightly yellow. The clarity is i1 with an inclusion well hidden under the crown facets. The di...
Category

Late 20th Century South Coast - Loose Gemstones

Materials

Diamond

2 3/4 Carat Oval Light Grayish Blue Sapphire GIA Unheated
Located in San Francisco, CA
This Oval shape 2.73-carat Natural Light Grayish Blue color sapphire GIA certified has been hand-selected by our experts for its top luster and unique color
Category

21st Century and Contemporary Sri Lankan South Coast - Loose Gemstones

Materials

Blue Sapphire

GIA Certified Paraiba Tourmaline 1.52 Carat Natural
Located in Aliso Viejo, CA
It comes with the Original GIA Certificate Natural Paraiba Tourmaline Carat Weight: 1.52 Carats Measurements: 6.99 x 6.13 x 5.57 mm
Category

21st Century and Contemporary Contemporary South Coast - Loose Gemstones

Materials

Tourmaline, Paraiba

1.52 Carat Oval Shape Pinkish Purple Sapphire GIA Certified Unheated
Located in San Francisco, CA
This Oval shape 1.52-carat Natural Unheated Pinkish Purple GIA certified has been hand-selected by our experts for its top luster and unique color. We can ...
Category

21st Century and Contemporary Sri Lankan South Coast - Loose Gemstones

Materials

Sapphire, Purple Sapphire

London Blue Topaz 7.9 Carat Emerald Cut Loose Gemstone
Located in Aliso Viejo, CA
This 7.90 carat London Blue Topaz captivates with its deep teal-blue color, reminiscent of the mysterious depths of the ocean. Precision-cut in a classic emerald cut, this gemstone f...
Category

21st Century and Contemporary Contemporary South Coast - Loose Gemstones

Materials

Emerald, Topaz, Blue Topaz

1 1/2 Carat Oval Blue Sapphire GIA Unheated
Located in San Francisco, CA
This Oval shape 1.47-carat Natural Blue color sapphire GIA certified has been hand-selected by our experts for its top luster and unique color
Category

21st Century and Contemporary Sri Lankan South Coast - Loose Gemstones

Materials

Sapphire, Blue Sapphire

Natural Citrine 6.83 Carat Emerald Cut Loose Gemstone
Located in Aliso Viejo, CA
This exquisite 6.83 carat Natural Citrine features a refined emerald cut, enhancing its clarity and depth with mesmerizing step-cut facets. Exhibiting a rich golden-yellow hue, this ...
Category

21st Century and Contemporary Contemporary South Coast - Loose Gemstones

Materials

Citrine, Emerald

Natural Mexican Fire Opal 5.45 Carat Emerald Cut Loose Gemstone Play-of-Color
Located in Aliso Viejo, CA
Ignite your collection with the captivating brilliance of this 5.45 carat Natural Mexican Fire Opal, expertly cut into a emerald cut to maximize its radiance. Sourced from Mexico, th...
Category

21st Century and Contemporary Contemporary South Coast - Loose Gemstones

Materials

Emerald, Opal, Fire Opal

London Blue Topaz 7.9 Carat Emerald Cut Loose Gemstone
Located in Aliso Viejo, CA
This 7.90 carat London Blue Topaz captivates with its deep teal-blue color, reminiscent of the mysterious depths of the ocean. Precision-cut in a classic emerald cut, this gemstone f...
Category

21st Century and Contemporary Contemporary South Coast - Loose Gemstones

Materials

Emerald, Topaz, Blue Topaz

GIA Certified 9.69 Carat Natural Unheated Ceylon Yellow Sapphire
Located in Aliso Viejo, CA
It comes with the GIA Laboratory Certificate Carat Weight: 9.69 Carats Origin: Natural, Unheated Geographic Origin: Sri Lanka Measurements: 14.27 x 9.92 x 8.17mm Color: Yellow Cut: Oval
Category

21st Century and Contemporary Sri Lankan South Coast - Loose Gemstones

Materials

Sapphire, Yellow Sapphire

Natural Mexican Fire Opal 5.45 Carat Emerald Cut Loose Gemstone Play-of-Color
Located in Aliso Viejo, CA
Ignite your collection with the captivating brilliance of this 5.45 carat Natural Mexican Fire Opal, expertly cut into a emerald cut to maximize its radiance. Sourced from Mexico, th...
Category

21st Century and Contemporary Contemporary South Coast - Loose Gemstones

Materials

Emerald, Opal, Fire Opal

Natural Citrine 6.83 Carat Emerald Cut Loose Gemstone
Located in Aliso Viejo, CA
This exquisite 6.83 carat Natural Citrine features a refined emerald cut, enhancing its clarity and depth with mesmerizing step-cut facets. Exhibiting a rich golden-yellow hue, this ...
Category

21st Century and Contemporary Contemporary South Coast - Loose Gemstones

Materials

Citrine, Emerald

GIA Certified Paraiba Tourmaline 1.52 Carat Natural
Located in Aliso Viejo, CA
It comes with the Original GIA Certificate Natural Paraiba Tourmaline Carat Weight: 1.52 Carats Measurements: 6.99 x 6.13 x 5.57 mm
Category

21st Century and Contemporary Contemporary South Coast - Loose Gemstones

Materials

Tourmaline, Paraiba

Natural Citrine 6.83 Carat Emerald Cut Loose Gemstone
Located in Aliso Viejo, CA
This exquisite 6.83 carat Natural Citrine features a refined emerald cut, enhancing its clarity and depth with mesmerizing step-cut facets. Exhibiting a rich golden-yellow hue, this ...
Category

21st Century and Contemporary Contemporary South Coast - Loose Gemstones

Materials

Citrine, Emerald

GIA Certified 9.69 Carat Natural Unheated Ceylon Yellow Sapphire
Located in Aliso Viejo, CA
It comes with the GIA Laboratory Certificate Carat Weight: 9.69 Carats Origin: Natural, Unheated Geographic Origin: Sri Lanka Measurements: 14.27 x 9.92 x 8.17mm Color: Yellow Cut: Oval
Category

21st Century and Contemporary Sri Lankan South Coast - Loose Gemstones

Materials

Sapphire, Yellow Sapphire

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