Gemstones
Loose stones for setting and repair work. Cabochons and faceted stones in genuine, lab created, simulated and assembled material, alongside diamonds, moissanite and cultured freshwater pearls. Round, oval, marquise, pear, emerald, heart, cushion, square and trillion shapes in calibrated millimeter sizes from 1 mm up. Filter by stone, shape, size and color to match an existing mounting.
フィルター
Pack-100 Round Moissanite 1mm
Otto Frei5.0 / 5.0
1 レビュー
Moissanite is one of the most brilliant gemstone simulants available to the professional jeweler. In the jewelry industry, all moissanite is synthe...
詳細を全部見るPack-10 Round Lab Grown Diamond-1mm
Otto FreiThis pack of 10 full cut round lab grown diamonds (1.0 mm) delivers precise, bright brilliance for fine accent work. Ideal for pavé, micro-pavé, ha...
詳細を全部見るRound Cubic Zirconia-Sizes 1.0mm to 8.0mm
Otto FreiRound cubic zirconia stones in a wide size range, ideal for stone-setting practice, training benches, and finished jewelry where an economical diam...
詳細を全部見るRound Faceted Lab-Created Ruby
Otto Frei4.33 / 5.0
3 レビュー
Composed of man-made corundum, this round faceted lab-created ruby shares the same chemical composition and durability as natural ruby. Known as th...
詳細を全部見るRound Lab-Created Ruby Cabochon
Otto Frei5.0 / 5.0
1 レビュー
A vibrant, professional-grade gemstone for jewelry making and resale, this round lab-created ruby cabochon is composed of man-made corundum — shari...
詳細を全部見るCloseout-Round Swarovski Gemstones™ Genuine Ice Blue Topaz
Swarovski5.0 / 5.0
2 レビュー
Swarovski Gems™ Genuine Ice Blue Topaz elevates natural topaz with two proprietary enhancements: the patented Natural Brilliance Cut and the TCF (T...
詳細を全部見るRound Faceted Imitation Sapphire
Otto Frei5.0 / 5.0
1 レビュー
Mimicking the rich royal blue of natural sapphire, these round faceted imitation sapphires are composed of lab-created blue spinel. Designed as a s...
詳細を全部見るRound Faceted Lab-Created Blue Sapphire
Otto Frei5.0 / 5.0
2 レビュー
Composed of man-made corundum with the same chemical composition and durability as natural sapphire, these round faceted lab-created blue sapphires...
詳細を全部見るPack-3 Round Moissanite 3mm
Otto Frei5.0 / 5.0
2 レビュー
Moissanite is one of the most brilliant gemstone simulants available to the jewelry trade. With one of the highest refractive indexes and light dis...
詳細を全部見るPack-10 Round Moissanite 2mm
Otto FreiMoissanite is an entirely synthetic material in the jewelry industry, prized for its exceptional optical properties. With one of the highest refrac...
詳細を全部見るRound Faceted Imitation Alexandrite
Otto Frei5.0 / 5.0
1 レビュー
This Alexandrite simulant is crafted from lab-created synthetic purple corundum, displaying a distinctive greyish-purple hue. With a hardness ratin...
詳細を全部見るRound Faceted Imitation Pink Tourmaline
Otto Frei5.0 / 5.0
1 レビュー
This Pink Tourmaline simulant is composed of lab-created synthetic pink corundum, displaying a beautiful rose pink hue that closely mimics the appe...
詳細を全部見るRound Faceted Genuine Peridot
Otto Frei5.0 / 5.0
2 レビュー
Named by the Egyptians as the "gem of the sun," peridot is plentiful and generally inexpensive. Ranging from transparent yellowish green to greenis...
詳細を全部見るRound Genuine Garnet Cabochon
Otto FreiGarnet belongs to a group of closely related minerals sharing the same crystal structure but varying chemical compositions. While garnet occurs in ...
詳細を全部見るRound Labradorite Cabochon
Otto FreiWhen light hits labradorite, an iridescent shimmer of spectral colors — commonly blue and green — occurs, known as labradorescence. This optical ph...
詳細を全部見るRound Carnelian Cabochon
Otto FreiCarnelian is part of the Chalcedony family, ranging from brownish orange to orange-red. Chalcedony is made of tiny crystals of quartz that are not ...
詳細を全部見るCloseout Labradorite Cabochon - Oval
Otto FreiWhen light strikes this oval labradorite cabochon, an iridescent shimmer of spectral colors — commonly blue and green — dances across the surface i...
詳細を全部見るRound Faceted Imitation Emerald
Otto FreiDisplaying a rich emerald green, these Round Faceted Imitation Emeralds are an ideal choice for May birthstone jewelry and custom gemstone work. Ea...
詳細を全部見るRound Moissanite 4mm
Otto FreiRound Moissanite in 4mm offers jewelers and designers a premium synthetic gemstone with exceptional optical performance. All moissanite in the jewe...
詳細を全部見るSquare Faceted Cubic Zirconia
Otto FreiCubic Zirconia is a man-made gemstone that is an affordable alternative to precious gemstones and suitable for everyday wear. Perfect for any state...
詳細を全部見るRound Moissanite 5mm
Otto Frei5.0 / 5.0
1 レビュー
Moissanite has become one of the most sought-after diamond simulants in the jewelry industry — and for good reason. With one of the highest refract...
詳細を全部見るPack-6 Round Moissanite 2.5mm
Otto FreiMoissanite has earned its place as the premier diamond simulant in the jewelry industry — and every stone in this pack demonstrates exactly why. Wi...
詳細を全部見るOval Rose Quartz Cabochon
Otto FreiRose Quartz derives its name from its distinctive pastel pink appearance, ranging from very light to medium-dark pink. Known as the "love stone," t...
詳細を全部見るOval Genuine Turquoise Cabochon (With Matrix)
Otto Frei3.0 / 5.0
1 レビュー
Turquoise has been a prized gemstone across many cultures and civilizations, including Ancient Egyptians and Native Americans. Revered for centurie...
詳細を全部見るCloseout-Round Swarovski Gemstones™ Genuine Pink Topaz
SwarovskiSwarovski Gems™ Genuine Pink Topaz elevates the natural beauty of topaz through precision cutting and innovative color treatment. Each stone featur...
詳細を全部見るEmerald Faceted Cubic Zirconia
Otto Frei5.0 / 5.0
1 レビュー
Emerald faceted cubic zirconia offers jewelers and metalsmiths a brilliant, affordable alternative to precious gemstones. These man-made stones del...
詳細を全部見るCloseout-Round Swarovski Gemstones™ Genuine Rainforest Green Topaz
SwarovskiSwarovski Gems™ Genuine Rainforest Green Topaz elevates natural topaz through two proprietary innovations: the Natural Brilliance Cut and the TCF (...
詳細を全部見るRound Faceted Imitation Citrine
Otto FreiThese Round Faceted Imitation Citrine stones display the rich golden yellow color characteristic of natural citrine. Composed of synthetic yellow c...
詳細を全部見るRound Genuine Amethyst Cabochon
Otto FreiPrized since antiquity, amethyst carries one of the most storied histories in the gem world — early Greeks believed its rich purple hue could ward ...
詳細を全部見るRound Black Onyx Cabochon
Otto FreiBlack Onyx, also known as black agate, is dyed black chalcedony. Chalcedony is composed of tiny quartz crystals not visible to the naked eye. Natur...
詳細を全部見るOval Green Moss Agate Cabochon
Otto FreiAgate is a type of chalcedony characterized by curved and angular bands of color that vary in hue and transparency. From patterns of lace, moss, an...
詳細を全部見る3ct Tumbled Washed Raw Diamonds
Otto Frei5.0 / 5.0
2 レビュー
We cannot ship outside the USA. These diamonds have only been tumbled washed leaving a high gloss raw look. A few diamonds still slightly resemble...
詳細を全部見るRound Faceted Chrome Diopside
Otto FreiChrome Diopside is an affordable, untreated alternative to Emerald, offering a rich green color at a fraction of the cost. Its vivid hue originates...
詳細を全部見るRound Faceted Imitation Blue Zircon
Otto FreiThis lab-created blue Spinel delivers the rich ocean blue hue characteristic of zircon, without zircon's inherent brittleness. Composed of syntheti...
詳細を全部見るRound Faceted Imitation Aquamarine
Otto FreiThese round faceted imitation aquamarine stones simulate the light sky blue color of natural aquamarine and are composed of lab-created blue spinel...
詳細を全部見るRound Faceted Imitation Red Garnet
Otto Frei1.0 / 5.0
1 レビュー
This round faceted garnet simulant is composed of synthetic red corundum, delivering a deep, vivid red color that closely replicates the look of na...
詳細を全部見る