South Coast - Loose Gemstones
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Item Ships From: South Coast
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 Old-Mine Cut Loose Diamond 1.08ct
Located in Laguna Beach, CA
1.08 carat old-mine cut diamond.
GIA graded E color, VS1 clarity.
GIA grading report number is 1236538153.
Comes with a full certificate.
Category
Late 20th Century South Coast - Loose Gemstones
Materials
Diamond
1.12 Carat Cushion Premium Pink Color Natural Sapphire GIA
Located in San Francisco, CA
This 1.12 carat Cushion-Shaped Premium Pink natural sapphire GIA certificate:2203148726 was hand selected by our experts for its top luster.
We c...
Category
21st Century and Contemporary Sri Lankan South Coast - Loose Gemstones
Materials
Sapphire, Pink Sapphire
7.35 Carat Cushion Natural Alexandrite GIA Certified
Located in San Francisco, CA
A Rare 7.35 Carat Cushion Shaped Natural Alexandrite GIA Certificate 6192711041 was hand-selected by our experts for its top luster and unique color. T...
Category
21st Century and Contemporary Sri Lankan South Coast - Loose Gemstones
Materials
Alexandrite
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
Loose GIA Certifed 0.94ct J Si1 Old European Cut Diamond
Located in Amsterdam, NL
This is an a geniune antique 0.94ct old european cut diamond. The color is J and the clarity is Si1; the diamond faces up quite white and it is eye-clean. Importantly, it is GIA certified. The diamond will come in a black velvet display case...
Category
1890s Antique South Coast - Loose Gemstones
Materials
Diamond
GIA Certified Pear Shape Diamond 1.44ct
Located in Laguna Beach, CA
GIA graded pear shape diamond, 1.44 carats, G color, Vs1 clarity, good cut.
GIA report number is 22355443620.
Comes with a full GIA grading report.
Category
21st Century and Contemporary South Coast - Loose Gemstones
Materials
Diamond
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
GIA Certified 1.28ct Round Natural Brilliant Cut Loose Diamond
Located in Carmel By The Sea, CA
This is a GIA-certified 1.28 carat round brilliant cut natural diamond with Excellent Cut, Very Good Polish, and Very Good Symmetry—a rare combination that results in maximum sparkle...
Category
2010s South Coast - Loose Gemstones
Materials
Diamond
2 1/4 Carat Cushion Blue Sapphire GIA Unheated
Located in San Francisco, CA
This Cushion shape 2.23-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
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
6.65 Carat Oval Shape Natural Alexandrite GIA Certified Unheated
Located in San Francisco, CA
This 6.65-carat Rare Natural Unheated Alexandrite was hand-selected by our experts for its top luster and unique color that changes from green to pinkish brown.
We can custom make ...
Category
21st Century and Contemporary South Coast - Loose Gemstones
Materials
Alexandrite
1 1/6 Carat Oval Yellow Sapphire GIA Unheated
Located in San Francisco, CA
This Oval shape 1.17-carat Natural Yellow 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
Yellow Sapphire
GIA Certified Round Brilliant Cut Loose Diamond 0.83ct
Located in Laguna Beach, CA
Round brilliant cut diamond, .83 carats.
GIA graded I color, I1 clarity.
The clarity looks more like a Si2 grade.
The thin feather under the crown facets is hard to find even with a ...
Category
Late 20th Century South Coast - Loose Gemstones
Materials
Diamond
1.07 Carat Pink Bubblegum Sapphire GIA Certified Unheated
Located in San Francisco, CA
This 1.07 carat GIA certified Unheated Natural Sapphire was hand-selected by our experts for its exceptional Vibrant color and luster.
We can c...
Category
21st Century and Contemporary Sri Lankan South Coast - Loose Gemstones
Materials
Sapphire, Pink 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
GIA Certified Loose 3.74ct Radiant Cut Natural Diamond E - SI2
Located in Carmel By The Sea, CA
GIA Certified 3.74ct Cut-Cornered Rectangular Modified Brilliant Diamond E, SI2
Description:
This GIA-certified 3.74-carat natural diamond is a stunning cut-cornered rectangular mod...
Category
2010s South Coast - Loose Gemstones
Materials
Diamond
GIA Certified Round Brilliant Cut Loose Diamond 1.00ct
Located in Laguna Beach, CA
1.00 carat round brilliant cut diamond.
GIA graded E color, i3 clarity.
The GIA report number is 2239388857.
They were overly harsh on the clarity grade.
Nothing can be seen with the...
Category
Late 20th Century South Coast - Loose Gemstones
Materials
Diamond
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
GIA Certified Jadeite, Diamond, and Amethyst Snuff Bottle Ornament
Located in Pasadena, CA
The natural translucent green and brown color of Jadeite is carved as snuff bottle, surmounted by numerous near colorless round brilliant diamonds. The piece is completed with a natu...
Category
20th Century Taiwanese Artist South Coast - Loose Gemstones
Materials
Amethyst, 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
5.10 Carat Heart Shape Blue Sapphire GIA Certified
Located in San Francisco, CA
This 5.10 carat Heart Shape Natural sapphire GIA certificate number: 1206223794 was hand-selected by our experts for its top luster.
We can custom make for this rare gem any Ring/ P...
Category
21st Century and Contemporary South Coast - Loose Gemstones
Materials
Blue Sapphire
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
GIA Certified Loose Round Brilliant Cut Diamond 2.41 ct
Located in Laguna Beach, CA
2.41 carat round brilliant cut diamond graded by GIA.
The color grade is I, clarity is Si2.
The cut grade is good and there is no fluorescence.
The grading report number is 622795896...
Category
21st Century and Contemporary South Coast - Loose Gemstones
Materials
Diamond
GIA Certified Round Brilliant Loose Diamond 1.08ct
Located in Laguna Beach, CA
GIA graded 1.08 carat round brilliant cut diamond.
Graded F color, i1 clarity, very good symmetry.
No inclusion can be seen without magnification.
Faces up very attractive and brilli...
Category
21st Century and Contemporary South Coast - Loose Gemstones
Materials
Diamond
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 Round Brilliant Cut Loose Diamond 1.19ct
Located in Laguna Beach, CA
Round brilliant cut, 1.19 carat.
GIA graded J color, Vs1 clarity, good symmetry.
57% table size is very good for brilliance.
Faces up very attractive and brilliant.
GIA lab gradin...
Category
Late 20th Century South Coast - Loose Gemstones
Materials
Diamond
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
3.01 Carat Cushion-Shape Teal Color Sapphire GIA Certified Unheated
Located in San Francisco, CA
A 3.01-carat Natural Cushion Greenish Blue Unheated Sapphire GIA Certificate 6203625761 was hand-selected by our experts for its top luster and ...
Category
21st Century and Contemporary South Coast - Loose Gemstones
Materials
Sapphire
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 0.93 Carat Round Brilliant Cut Loose Diamond
Located in Laguna Beach, CA
0.93ct RBC GIA i color/VVS1 Clarity, VG cut Diamond
0.93 carat round brilliant cut diamond.
GIA graded I color, VVs1 clarity, Very good cut grade.
The GIA report number is 6234001843...
Category
21st Century and Contemporary South Coast - Loose Gemstones
Materials
Diamond
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 Round Brilliant Cut Loose Diamond 1.01 ct
Located in Laguna Beach, CA
Loose 1.01 carat round brilliant cut diamond.
GIA graded G color, Si2 clarity, Very Good cut grade.
Measures 6.55-6.63 x 3.90mm
The GIA grading report number is 5221756497.
Faces up ...
Category
Mid-20th Century South Coast - Loose Gemstones
Materials
Diamond
1 1/3 Carat Oval Purple-Pink Sapphire GIA
Located in San Francisco, CA
This Oval shape 1.33-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 Malagasy South Coast - Loose Gemstones
Materials
Pink Sapphire
1.33 Carat Oval Shape Peach Sapphire GIA Unheated
Located in San Francisco, CA
This Oval shape 1.33-carat Sri-Lankan Unheated peach color Natural sapphire GIA certificate number: 2201624547 has been hand-selected by our experts for its top luster and unique col...
Category
21st Century and Contemporary Sri Lankan South Coast - Loose Gemstones
Materials
Sapphire, Yellow Sapphire
3 Carat Cushion Greenish Blue Sapphire GIA Unheated
Located in San Francisco, CA
This Cushion shape 3.01-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 South Coast - Loose Gemstones
Materials
Blue Sapphire
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
1.21 Carat Round Shape Peach Sapphire GIA Certified Unheated
Located in San Francisco, CA
This 1.21 carat GIA certified Unheated Natural Brownish Pink sapphire was hand-selected by our experts for its top luster. It faces up Peach in color.
We can custom make for this r...
Category
21st Century and Contemporary Sri Lankan South Coast - Loose Gemstones
Materials
Sapphire, Pink Sapphire
1 Carat Oval Blue Sapphire GIA
Located in San Francisco, CA
This Oval shape 1.03-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
1.09 Carat Round White Natural Sapphire GIA Certified Unheated
Located in San Francisco, CA
This Round-Shaped 1.09-carat Natural Unheated White sapphire GIA certified has been hand-selected by our experts for its top luster and unique ...
Category
21st Century and Contemporary Sri Lankan South Coast - Loose Gemstones
Materials
Sapphire
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
1.68 Carat Cushion Shape Light Purple Sapphire GIA Certified Unheated
Located in San Francisco, CA
This Cushion shape 1.68-carat Natural Unheated Light Purple sapphire GIA certificate number:2201625592 has been hand-selected by our experts for...
Category
21st Century and Contemporary Sri Lankan South Coast - Loose Gemstones
Materials
Sapphire, Purple Sapphire
Round Brilliant Cut Loose Diamond 0.94 ct
Located in Laguna Beach, CA
Loose .94 carat round brilliant cut
No grading certificate.
Grading is done by a GIA graduate gemologist.
The color is H to i color, Si to i1 clarity.
There is a small feather under an outer crown facet...
Category
Early 20th Century South Coast - Loose Gemstones
Materials
Diamond
GIA Certified Oval Brilliant Loose Diamond 1.48ct
Located in Laguna Beach, CA
1.48-carat oval brilliant cut diamond.
GIA graded H color, Vs1 clarity.
Measures 7.89 x 6.31 x 4.51mm
The grading report number is 1226958994.
Comes with the original grading certifi...
Category
Mid-20th Century South Coast - Loose Gemstones
Materials
Diamond
GIA Certified Round Brilliant Cut Loose Diamond 0.73ct
Located in Laguna Beach, CA
0.73 carat round brilliant cut diamond.
GIA grading report number 2201653724.
The color grade is I, and the clarity is Si2.
The diamond faces up very brilliantly, 56% table facet.
V...
Category
Late 20th Century South Coast - Loose Gemstones
Materials
Diamond
GIA Certified Square Modified Brilliant Cut Loose Diamond 1.51ct
Located in Laguna Beach, CA
Square modified brilliant cut diamond (princess cut).
GIA graded J color, Si2 clarity.
The diamond is very brilliant and attractive.
GIA grading report number is 2221756667.
Comes w...
Category
21st Century and Contemporary South Coast - Loose Gemstones
Materials
Diamond
GIA Certified Emerald Cut Loose Diamond 1.35ct
Located in Laguna Beach, CA
GIA Certified Emerald Cut Loose Diamond.
Attractive emerald cut loose diamond, 1.35 carats, F color, Si2 clarity.
Measures 7.39 x 5.88 x 3.63mm.
The GIA grading report number is 5231...
Category
Late 20th Century South Coast - Loose Gemstones
Materials
Diamond
GIA Certified Emerald Cut Loose Diamond 0.57ct
Located in Laguna Beach, CA
Loose .57 carat emerald cut diamond.
GIA graded F color, VS1 clarity, good cut.
Very high quality stone.
GIA grading report number is 2223722910.
Comes with full grading lab certific...
Category
Late 20th Century South Coast - Loose Gemstones
Materials
Diamond
GIA Certified Round Brilliant Cut Loose Diamond 1.66ct
Located in Laguna Beach, CA
1.66 carat round brilliant cut diamond.
GIA graded D color, Vs2 clarity.
The GIA grade report number is 6237570110.
Best diamond color grade and faces up very brilliantly.
Comes with...
Category
Late 20th Century South Coast - Loose Gemstones
Materials
Diamond
GIA Certified Princess Cut Loose Diamond 1.02ct
Located in Laguna Beach, CA
Princess cut diamond, 1.02 carats.
GIA graded, G color, VS2, Symmetry very good.
GIA report number 6214155380.
No fluorescence.
Category
21st Century and Contemporary South Coast - Loose Gemstones
Materials
Diamond
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
Loose Natural Round Old European Cut / Transitional 1.05 Carats VS, I Diamond
Located in Carmel By The Sea, CA
Loose Old European Cut Diamond – 1.05 Carats – VS1–VS2 Clarity – I Color – No Fluorescence
🡆 Description:
Offered is a natural Old Eur...
Category
2010s Unknown Contemporary South Coast - Loose Gemstones
Materials
Diamond, 14k Gold, Yellow Gold
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
GIA Certified Round Transition Cut Loose Diamond 1.36ct
Located in Laguna Beach, CA
1.36 carat round, transition cut diamond.
GIA graded L color, I1 clarity. Natural clarity flaws can only be seen with magnification.
The diamond is very attractive.
The diamond has w...
Category
Late 20th Century 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
2 Carat Cushion Greenish Blue Sapphire GIA Unheated
Located in San Francisco, CA
This Cushion shape 2.06-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 South Coast - Loose Gemstones
Materials
Blue Sapphire, Green Sapphire
EGL USA Certified Loose Marquise Cut Diamond 1.22ct
Located in Laguna Beach, CA
Loose 1.22 carat marquise shape diamond.
Certified by EGL grading labs, h color, i1 clarity, cert. #US913848101D.
The proportions and cut of the diamond are excellent.
The diamond ha...
Category
21st Century and Contemporary South Coast - Loose Gemstones
Materials
Diamond
Loose Round Brilliant Cut Diamond 0.96 ct
Located in Laguna Beach, CA
Loose .96 carat round brilliant cut diamond.
No grading lab certificate.
J- K color, i1 clarity.
10 power magnification is needed to see natural inclusions.
Graded by our in-house GI...
Category
21st Century and Contemporary South Coast - Loose Gemstones
Materials
Diamond
1 1/2 Carat Pear Violet Changing to Purple Sapphire GIA Unheated
Located in San Francisco, CA
This Pear shape 1.51-carat Natural Violet changing to Purple color sapphire GIA certified has been hand-selected by our experts for its top luster and unique color
Category
2010s South Coast - Loose Gemstones
Materials
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
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