About JUPITERGEM
From our base in sunny LA we work directly with miners and manufacturers to bring you exceptional gems and fine jewelry. Our highly trained experts work hard to ensure the highest quality at the lowest prices. Our story begins in 1968 when Stefan and Violet Fabian decided to establish a gem company with a difference. True forward thinkers, at a time when few were concerned about the source of their gemstones, the Fabians resolved to sell only the finest quality stones that they had hand-picked themselves from ethical mines around the globe. Our current director, Mr. Gee...Read More
Established in 19681stDibs seller since 2022
Featured Pieces
Natural Unheated Padparadscha Sapphire 6.62 carats with GRS Report
Located in Los Angeles, CA
A delicate color, here is a light pinkish orange Padparadscha Sapphire that is perfection in a gemstone. Cut to reveal a beautiful internally clean gemstone, this unheated 6.62 carat...
Category
21st Century and Contemporary Sri Lankan Loose Gemstones
Materials
Sapphire, Padparadscha Sapphire
Natural Unheated Mozambique Ruby 1.52 carats with GIA Report
Located in Los Angeles, CA
A gem that has a royal red, this pear cut Ruby can be a great centerpiece for an engagement ring. The gems even color and soft appearance adds value and elegance to the gem. At 1.52 ...
Category
21st Century and Contemporary Mozambican Loose Gemstones
Materials
Ruby
Natural Unheated Mozambique Ruby 1.53 carats with GIA Report
Located in Los Angeles, CA
An oval shaped that has been fashioned to bring out the beauty of the gem; this Ruby has been mined in Mozambique. With crimson red that fills this gem it is the perfect choice if yo...
Category
21st Century and Contemporary Mozambican Loose Gemstones
Materials
Ruby
Natural Unheated Mozambique Ruby 1.09 carats with GIA Report
Located in Los Angeles, CA
Mined in Mozambique, here is an electrifying Ruby that boasts a natural blood red color. Symbolic of passion and love, this gemstone is an ideal choice for today’s modern bride, look...
Category
21st Century and Contemporary Mozambican Loose Gemstones
Materials
Ruby
Natural Unheated Mozambique Ruby 1.44 carats with GIA Report
Located in Los Angeles, CA
Cushions have a soothing appeal, their soft edges and well-positioned facets, seem to bring out the color of the gemstone brilliantly. This 1.44 carat cushion cut Ruby is one pick th...
Category
21st Century and Contemporary Mozambican Loose Gemstones
Materials
Ruby
Natural Trapiche Colombian Emerald Suite 174.16 carats
Located in Los Angeles, CA
Discover an exceptional collection of natural Colombian trapiche emeralds totaling 174.16 carats. This remarkable suite features carefully s...
Category
21st Century and Contemporary Colombian Contemporary Loose Gemstones
Materials
Emerald
Natural Alexandrite 1.29 carats with GIA Report
Located in Los Angeles, CA
This rare 1.29 carat Natural Alexandrite exhibits an impressive color-change effect, transforming from yellowish green in daylight to a rich brownish purplish pink under incandescent...
Category
21st Century and Contemporary Contemporary Loose Gemstones
Materials
Alexandrite
Natural Alexandrite 2.52 carats with GIA Report
Located in Los Angeles, CA
This exceptional 2.52 carat Natural Alexandrite is a rare collector’s gemstone, displaying a remarkable color change from yellowish green in daylight to pinkish purple under incandes...
Category
21st Century and Contemporary Contemporary Loose Gemstones
Materials
Alexandrite
Natural Blue Zircon Matching Pair 36.26 carats
Located in Los Angeles, CA
This extraordinary matching pair of Natural Blue Zircons totals an impressive 36.26 carats, showcasing vivid blue color and exceptional brilliance. Expertly matched for color, shape,...
Category
21st Century and Contemporary Loose Gemstones
Materials
Zircon, Blue Zircon
Gem Quality Natural Blue Zircon 43.09 carats
Located in Los Angeles, CA
This exceptional 43.09 carat Natural Blue Zircon showcases a captivating ocean-blue color with remarkable brilliance and fire. Expertly cut in a classic cushion shape, the gemstone d...
Category
21st Century and Contemporary Contemporary Loose Gemstones
Materials
Zircon, Blue Zircon
Natural Color Change Sapphire 7.63 carats with GIA Report
Located in Los Angeles, CA
Identification: Natural Color Change Sapphire
• Carat: 7.63 carats
• Shape: Oval
• Measurements: 13.03 x 10.68 x 7.05 mm
• Color: Blue changing to Violet
• Cut: Modified Brillia...
Category
21st Century and Contemporary Loose Gemstones
Materials
Sapphire
Natural Color Change Spinel 11.37 carats with GIA Report
Located in Los Angeles, CA
Identification: Natural Bluish Violet Spinel
• Carat: 11.37 carats
• Shape: pear
• Measures: 16.23 x 12.13 x 8.90 mm
• Color: Bluish Violet changing to Purple
• Cut: Brilliant/step
• Color Zoning: None
• Clarity: very eye clean
• Origin: Madagascar
• Treatment: no treatment
Natural Color Change Spinel...
Category
21st Century and Contemporary Contemporary Loose Gemstones
Materials
Spinel
