Photos show stones from the current lot. Every stone you receive matches the size and grade you choose.
Calibrated · Loose Topaz
Super Swiss Blue Topaz Emerald Cut | Natural Blue Topaz Loose Gemstone | Precision Faceted Gem | 3 Pieces Left
Sold per stone. Pick a size; the price drops as you add more of the same stone.
- Free US shipping
over $35 - 30-day returns
- Ships to
50+ countries
- Shape
- Emerald
Make it into a piece
Settings that fit
Every setting here is made for this exact size. Change the size above and the list changes with it.
Your stone, actual size
Pendant and ring settings
Earring settings
Finish with a chain
All chains-
Venetian Box-Link Chain in Sterling Silver with Spring Ring clasp
From $240.00
-
14K Solid Gold FLEX Herringbone Chain – 2.8mm Wide, 18 Inch Flat Gold Chain, Real Gold Necklace for Women, Italian Herringbone Chain
$2,000.00
-
14K Gold 1 mm Solid Rope Chain
From $80.00
-
14K Gold 1.3 mm Cable Chain
From $2,000.00
Every size at actual size
At 100% zoom on a computer screen. Click a size to choose it.
About these stones
Product Description
💙 Super Swiss Blue Topaz – Vibrant Color, Exceptional Brilliance
Make a bold statement with this Natural "Super" Swiss Blue Topaz, expertly cut in a classic 18x13mm Emerald Cut. Renowned for its vivid electric-blue color and exceptional clarity, this premium gemstone is ideal for creating luxurious rings, pendants, earrings, and one-of-a-kind fine jewelry.
Its elongated emerald cut showcases the gemstone's brilliant transparency and intense color, making it a favorite among jewelers, designers, and gemstone collectors.
⚠️ Limited Availability – Only 3 Pieces Left in Stock!
💎 About This Gemstone
Carefully selected for its outstanding brilliance and precision faceting, this natural Swiss Blue Topaz displays the vibrant blue hue that has made it one of the world's most sought-after colored gemstones. The emerald cut enhances its clean lines and elegant appearance, creating a timeless and sophisticated look.
Gemstone Details
Gemstone: Natural Swiss Blue Topaz
Grade: Super Swiss Blue
Shape: Emerald Cut
Dimensions: 18.00 × 13.00 mm
Color: Vivid Swiss Blue
Clarity: Eye Clean
Cut: Precision Faceted
Hardness: 8 on Mohs Scale
Treatment: Irradiated & Heat Treated (Permanent and Industry Standard)
Origin: Natural Topaz
18x13mm weight is around 20 carats
25x18mm weight is 51.00 carats
Why You'll Love It
✔ Brilliant "Super" Swiss Blue color
✔ Large 18x13mm statement gemstone
✔ Elegant emerald cut with exceptional sparkle
✔ Durable for everyday fine jewelry
✔ Ideal centerpiece for custom jewelry designs
✔ Precision calibrated for standard settings
Perfect For
Statement Rings
Cocktail Rings
Pendants
Earrings
Anniversary Jewelry
December Birthstone Jewelry
Fine Jewelry
Custom Jewelry
Jewelry Designers
Collector Gemstones
Quality Assurance
Every gemstone is individually inspected for:
Precision Cut
Symmetry
Polish
Size Accuracy
Color Consistency
Overall Brilliance
Each stone is securely packaged to ensure safe delivery.
Shipping & Returns
Processing Time: 1–2 Business Days
Secure Protective Packaging
Worldwide Shipping Available
30-Day Returns on Unused Items
How we grade
A: lighter colour, visible inclusions. Good for fashion pieces and practice settings.
AA: even colour, some inclusions you can see up close. Everyday jewelry.
AAA: rich colour, eye clean. Fine jewelry.
AAAA: the top colour we cut, eye clean. Statement and heirloom pieces.
Market Basics or Precision
Market Basics: good outlines; sizes and depths vary a little stone to stone. Best value for settings you adjust by hand.
Precision: even outlines and matched depths. Drops into pre-notched castings and lines up in rows and halos.



