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Lab Created / Assembled Faceted Gemstones

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Round Rose Cut Lab-Created 10mm Blue Sapphire

Otto Frei
Part # 910-990
Original price $0.00 - Original price $0.00
Original price $0.00
$40.00
$40.00 - $40.00
Current price $40.00

This Round Rose Cut Lab-Created Blue Sapphire is composed of man-made corundum sharing the same chemical composition and physical durability as nat...

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Original price $0.00 - Original price $0.00
Original price $0.00
$40.00
$40.00 - $40.00
Current price $40.00
10+ Supplies & Gravers, Get 12% Off

Round Synthetic Canary Yellow 5mm Cubic Zirconia

Otto Frei
Part # 900-505
Original price $0.00 - Original price $0.00
Original price $0.00
$2.60
$2.60 - $2.60
Current price $2.60

This Round Synthetic Canary Yellow Cubic Zirconia delivers strong brilliance and a premium cut, making it an ideal choice for statement jewelry, as...

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Original price $0.00 - Original price $0.00
Original price $0.00
$2.60
$2.60 - $2.60
Current price $2.60
10+ Supplies & Gravers, Get 12% Off

Round Cubic Zirconia-Sizes 1.0mm to 8.0mm

Otto Frei
Part # Varies
Original price $11.00 - Original price $21.75
Original price
$11.00 - $21.75
$11.00 - $21.75
Current price $11.00

Round cubic zirconia stones in a wide size range, ideal for stone-setting practice, training benches, and finished jewelry where an economical diam...

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Original price $11.00 - Original price $21.75
Original price
$11.00 - $21.75
$11.00 - $21.75
Current price $11.00
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Round Faceted Lab-Created Nano Crystal Emerald

Otto Frei
Part # 910-605
Original price $4.00 - Original price $4.00
Original price
$4.00
$4.00 - $4.00
Current price $4.00

Displaying a rich, vivid emerald green, this nano crystal gemstone is ideal for the birthstone of May. With a Mohs hardness of 7 to 7½ and high res...

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Original price $4.00 - Original price $4.00
Original price
$4.00
$4.00 - $4.00
Current price $4.00
Sold out
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Round Faceted Lab-Created Blue Sapphire

Otto Frei
Part # Varies
Original price $6.15 - Original price $14.95
Original price
$6.15 - $14.95
$6.15 - $14.95
Current price $6.15

Composed of man-made corundum with the same chemical composition and durability as natural sapphire, these round faceted lab-created blue sapphires...

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Original price $6.15 - Original price $14.95
Original price
$6.15 - $14.95
$6.15 - $14.95
Current price $6.15
10+ Supplies & Gravers, Get 12% Off

Round Faceted Lab-Created Emerald

Otto Frei
Part # Varies
Original price $12.00 - Original price $30.80
Original price
$12.00 - $30.80
$12.00 - $30.80
Current price $12.00

Composed of man-made beryl with the same chemical composition as natural emerald, these round faceted lab-created emeralds offer excellent clarity ...

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Original price $12.00 - Original price $30.80
Original price
$12.00 - $30.80
$12.00 - $30.80
Current price $12.00
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Round Faceted Imitation Blue Zircon

Otto Frei
Part # Varies
Original price $0.60 - Original price $14.58
Original price
$0.60 - $14.58
$0.60 - $14.58
Current price $0.60

This lab-created blue Spinel delivers the rich ocean blue hue characteristic of zircon, without zircon's inherent brittleness. Composed of syntheti...

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Original price $0.60 - Original price $14.58
Original price
$0.60 - $14.58
$0.60 - $14.58
Current price $0.60
10+ Supplies & Gravers, Get 12% Off

Round Faceted Imitation Citrine

Otto Frei
Part # Varies
Original price $1.05 - Original price $15.00
Original price
$1.05 - $15.00
$1.05 - $15.00
Current price $1.05

These Round Faceted Imitation Citrine stones display the rich golden yellow color characteristic of natural citrine. Composed of synthetic yellow c...

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Original price $1.05 - Original price $15.00
Original price
$1.05 - $15.00
$1.05 - $15.00
Current price $1.05
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Round Faceted Imitation Pink Tourmaline

Otto Frei
Part # Varies
Original price $0.60 - Original price $6.45
Original price
$0.60 - $6.45
$0.60 - $6.45
Current price $0.60

This Pink Tourmaline simulant is composed of lab-created synthetic pink corundum, displaying a beautiful rose pink hue that closely mimics the appe...

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Original price $0.60 - Original price $6.45
Original price
$0.60 - $6.45
$0.60 - $6.45
Current price $0.60
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Round Faceted Imitation Sapphire

Otto Frei
Part # Varies
Original price $0.45 - Original price $6.60
Original price
$0.45 - $6.60
$0.45 - $6.60
Current price $0.45

Mimicking the rich royal blue of natural sapphire, these round faceted imitation sapphires are composed of lab-created blue spinel. Designed as a s...

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Original price $0.45 - Original price $6.60
Original price
$0.45 - $6.60
$0.45 - $6.60
Current price $0.45
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Round Faceted Imitation Peridot

Otto Frei
Part # Varies
Original price $0.78 - Original price $19.00
Original price
$0.78 - $19.00
$0.78 - $19.00
Current price $0.78

These round faceted imitation peridot stones display the characteristic lime-green color of natural peridot. Each stone is a lab-created yellow-gre...

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Original price $0.78 - Original price $19.00
Original price
$0.78 - $19.00
$0.78 - $19.00
Current price $0.78
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Round Faceted Lab-Created Ruby

Otto Frei
Part # Varies
Original price $0.65 - Original price $5.00
Original price
$0.65 - $5.00
$0.65 - $5.00
Current price $0.65

Composed of man-made corundum, this round faceted lab-created ruby shares the same chemical composition and durability as natural ruby. Known as th...

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Original price $0.65 - Original price $5.00
Original price
$0.65 - $5.00
$0.65 - $5.00
Current price $0.65
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Round Faceted Imitation Alexandrite

Otto Frei
Part # Varies
Original price $0.50 - Original price $7.10
Original price
$0.50 - $7.10
$0.50 - $7.10
Current price $0.50

This Alexandrite simulant is crafted from lab-created synthetic purple corundum, displaying a distinctive greyish-purple hue. With a hardness ratin...

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Original price $0.50 - Original price $7.10
Original price
$0.50 - $7.10
$0.50 - $7.10
Current price $0.50
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Round Faceted Imitation Emerald

Otto Frei
Part # Varies
Original price $1.95 - Original price $14.75
Original price
$1.95 - $14.75
$1.95 - $14.75
Current price $1.95

Displaying a rich emerald green, these Round Faceted Imitation Emeralds are an ideal choice for May birthstone jewelry and custom gemstone work. Ea...

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Original price $1.95 - Original price $14.75
Original price
$1.95 - $14.75
$1.95 - $14.75
Current price $1.95
10+ Supplies & Gravers, Get 12% Off

Round Faceted Imitation Aquamarine

Otto Frei
Part # Varies
Original price $0.30 - Original price $7.50
Original price
$0.30 - $7.50
$0.30 - $7.50
Current price $0.30

These round faceted imitation aquamarine stones simulate the light sky blue color of natural aquamarine and are composed of lab-created blue spinel...

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Original price $0.30 - Original price $7.50
Original price
$0.30 - $7.50
$0.30 - $7.50
Current price $0.30
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Round Faceted Imitation Amethyst

Otto Frei
Part # Varies
Original price $1.50 - Original price $11.00
Original price
$1.50 - $11.00
$1.50 - $11.00
Current price $1.50

This Round Faceted Imitation Amethyst is composed of a lab-created synthetic spinel doublet, exhibiting a light to medium purple color that mimics ...

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Original price $1.50 - Original price $11.00
Original price
$1.50 - $11.00
$1.50 - $11.00
Current price $1.50
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Round Faceted Imitation Red Garnet

Otto Frei
Part # Varies
Original price $0.42 - Original price $8.62
Original price
$0.42 - $8.62
$0.42 - $8.62
Current price $0.42

This round faceted garnet simulant is composed of synthetic red corundum, delivering a deep, vivid red color that closely replicates the look of na...

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Original price $0.42 - Original price $8.62
Original price
$0.42 - $8.62
$0.42 - $8.62
Current price $0.42
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Round Faceted Cubic Zirconia-Large Sizes 8.5mm to 18.0mm

Otto Frei
Part # Varies
Original price $12.96 - Original price $44.20
Original price
$12.96 - $44.20
$12.96 - $44.20
Current price $12.96

Cubic Zirconia is a man-made gemstone that serves as an affordable alternative to precious gemstones and is suitable for everyday wear. These large...

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Original price $12.96 - Original price $44.20
Original price
$12.96 - $44.20
$12.96 - $44.20
Current price $12.96