No reserve price - Bangle Silver Topaz - Certified
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Natural Blue Topaz bracelet in a silver setting, featuring 16 oval mixed-cut stones totalling about 6.00 ct, 11.31 g, ALGT certified (report no. 020601303).
AI-assisted summary
Description from the seller
Natural Blue Topaz Bangle — Sky Blue | 6.00 ct Total (est.) | ALGT Certified | Silver Setting
ITEM DETAILS
• Condition: New, excellent
• Total Weight: 11.31 grams (includes silver setting and all stones)
STONE SPECIFICATIONS
• Stone Type: Natural Topaz
• Variety: Blue Topaz
• Number of Stones: 16 stones
• Shape & Cutting Style: Oval, Mixed Cut
• Color: Light Blue / Sky Blue
• Trade Color Name: Sky Blue
• Color Quality Grade: Fine Color Quality
• Transparency: Transparent
• Measurements: 5.06 x 3.06 x 2.26 mm (approx. each)
• Estimated Stone Weight: approx. 0.375 ct per stone x 16 stones
• Estimated Total Stone Weight: approx. 6.00 ct (combined, estimated)
• Treatment: Blue topaz is commonly enhanced by irradiation and/or heating to improve its color. There is currently no scientific method available to determine whether this gemstone has been enhanced or not.
LABORATORY CERTIFICATE — ALGT
• Report Number: 020601303
• Report Date: 04 January 2026
• Species: Natural Topaz
• Variety: Blue Topaz
• Shape & Cutting Style: Oval, Mixed Cut
• Measurements: 5.06 x 3.06 x 2.26 mm
• Color: Light Blue (Sky Blue)
• Color Quality Grade: Fine Color Quality
• Transparency: Transparent
• Total Weight: 11.31 Grams
IMPORTANT NOTES
The ALGT certificate does not state the stone weight in carats as the stones are mounted. The estimated carat weight of approx. 0.375 ct per stone (approx. 6.00 ct total) is an approximate calculation based on the stones measurements. The total gram weight of 11.31 g includes both the silver setting and all stones.
ESTIMATED RETAIL VALUE BREAKDOWN
• Natural Blue Topaz — Sky Blue, Fine Color Quality (ALGT Certified):
approx. 0.375 ct x 16 stones = 6.00 ct x 20.00 EUR/ct = 120.00 EUR
• Silver Setting (approx. 9.19g):
2.10 EUR/g (current market rate) = 19.30 EUR
• Labor & Certification (Craftsmanship + ALGT Report):
70.00 EUR
• Estimated Total Retail Value: 209.30 EUR
All measurements and carat estimates are approximate. Value breakdown is provided for full transparency based on current market rates.
Note: Price per carat reflects Sky Blue color grade with Fine Color Quality certification. London Blue and Swiss Blue topaz of similar size command higher values per carat.
**Customs & Taxes**
Import duties, customs charges, and VAT may apply according to the buyer’s country regulations. These costs are not included in the item price or shipping fee and are the buyer’s responsibility.
**Shipping to France**
Buyers must appoint a licensed French customs broker for customs clearance. Any related fees are the buyer’s responsibility.
**Cancellation Policy**
If the winning bidder cancels or withdraws, all risks and costs including shipping, return shipping, and import/export duties will be borne by the buyer.
**Shipping**
Insured parcel with tracking number. Fast, insured worldwide shipping.
Seller's Story
My name is Muhammad Salman, and I am the founder of Lapis Gems and Jewelry Co Ltd, a professional gemstone and jewelry company specializing in natural colored stones and fine jewelry.
With years of experience in sourcing, evaluating, and trading gemstones, I focus on offering authentic, natural stones selected for superior color, precision cutting, and strong overall gemological value. In addition to loose gemstones, we also produce and supply fine jewelry crafted from carefully selected materials.
We work directly with trusted suppliers and mining sources from recognized origins including Afghanistan, Burma (Myanmar), Sri Lanka, and Brazil. Every gemstone is individually examined before being offered for auction to ensure it meets strict quality standards.
Our Specialization
• Natural tourmaline (including rubellite varieties)
• Sapphire and spinel
• Aquamarine and topaz
• Kunzite and other fine colored stones
• Custom and ready-made fine jewelry
Where applicable, gemstones may be accompanied by reports from recognized gemological laboratories to ensure transparency and buyer confidence.
Our Commitment
• 100% natural stones (treatments fully disclosed)
• Accurate and professional descriptions
• Secure international shipping
• Responsive communication and after-sales support
Our objective is to build long-term relationships with collectors, jewelers, and private buyers by consistently offering quality gemstones and jewelry at competitive market prices.
Thank you for visiting our auctions. We look forward to serving you.
Natural Blue Topaz Bangle — Sky Blue | 6.00 ct Total (est.) | ALGT Certified | Silver Setting
ITEM DETAILS
• Condition: New, excellent
• Total Weight: 11.31 grams (includes silver setting and all stones)
STONE SPECIFICATIONS
• Stone Type: Natural Topaz
• Variety: Blue Topaz
• Number of Stones: 16 stones
• Shape & Cutting Style: Oval, Mixed Cut
• Color: Light Blue / Sky Blue
• Trade Color Name: Sky Blue
• Color Quality Grade: Fine Color Quality
• Transparency: Transparent
• Measurements: 5.06 x 3.06 x 2.26 mm (approx. each)
• Estimated Stone Weight: approx. 0.375 ct per stone x 16 stones
• Estimated Total Stone Weight: approx. 6.00 ct (combined, estimated)
• Treatment: Blue topaz is commonly enhanced by irradiation and/or heating to improve its color. There is currently no scientific method available to determine whether this gemstone has been enhanced or not.
LABORATORY CERTIFICATE — ALGT
• Report Number: 020601303
• Report Date: 04 January 2026
• Species: Natural Topaz
• Variety: Blue Topaz
• Shape & Cutting Style: Oval, Mixed Cut
• Measurements: 5.06 x 3.06 x 2.26 mm
• Color: Light Blue (Sky Blue)
• Color Quality Grade: Fine Color Quality
• Transparency: Transparent
• Total Weight: 11.31 Grams
IMPORTANT NOTES
The ALGT certificate does not state the stone weight in carats as the stones are mounted. The estimated carat weight of approx. 0.375 ct per stone (approx. 6.00 ct total) is an approximate calculation based on the stones measurements. The total gram weight of 11.31 g includes both the silver setting and all stones.
ESTIMATED RETAIL VALUE BREAKDOWN
• Natural Blue Topaz — Sky Blue, Fine Color Quality (ALGT Certified):
approx. 0.375 ct x 16 stones = 6.00 ct x 20.00 EUR/ct = 120.00 EUR
• Silver Setting (approx. 9.19g):
2.10 EUR/g (current market rate) = 19.30 EUR
• Labor & Certification (Craftsmanship + ALGT Report):
70.00 EUR
• Estimated Total Retail Value: 209.30 EUR
All measurements and carat estimates are approximate. Value breakdown is provided for full transparency based on current market rates.
Note: Price per carat reflects Sky Blue color grade with Fine Color Quality certification. London Blue and Swiss Blue topaz of similar size command higher values per carat.
**Customs & Taxes**
Import duties, customs charges, and VAT may apply according to the buyer’s country regulations. These costs are not included in the item price or shipping fee and are the buyer’s responsibility.
**Shipping to France**
Buyers must appoint a licensed French customs broker for customs clearance. Any related fees are the buyer’s responsibility.
**Cancellation Policy**
If the winning bidder cancels or withdraws, all risks and costs including shipping, return shipping, and import/export duties will be borne by the buyer.
**Shipping**
Insured parcel with tracking number. Fast, insured worldwide shipping.
Seller's Story
My name is Muhammad Salman, and I am the founder of Lapis Gems and Jewelry Co Ltd, a professional gemstone and jewelry company specializing in natural colored stones and fine jewelry.
With years of experience in sourcing, evaluating, and trading gemstones, I focus on offering authentic, natural stones selected for superior color, precision cutting, and strong overall gemological value. In addition to loose gemstones, we also produce and supply fine jewelry crafted from carefully selected materials.
We work directly with trusted suppliers and mining sources from recognized origins including Afghanistan, Burma (Myanmar), Sri Lanka, and Brazil. Every gemstone is individually examined before being offered for auction to ensure it meets strict quality standards.
Our Specialization
• Natural tourmaline (including rubellite varieties)
• Sapphire and spinel
• Aquamarine and topaz
• Kunzite and other fine colored stones
• Custom and ready-made fine jewelry
Where applicable, gemstones may be accompanied by reports from recognized gemological laboratories to ensure transparency and buyer confidence.
Our Commitment
• 100% natural stones (treatments fully disclosed)
• Accurate and professional descriptions
• Secure international shipping
• Responsive communication and after-sales support
Our objective is to build long-term relationships with collectors, jewelers, and private buyers by consistently offering quality gemstones and jewelry at competitive market prices.
Thank you for visiting our auctions. We look forward to serving you.
Details
No. of main gemstones
16
Lab report number
020601303
Laboratory report
Antwerp Laboratory for Gemstone Testing (ALGT)
Era
After 2000
Metal
Silver
Total carat weight of main stone(s)
6.00
Brand jewellery
No
Main stone
Topaz
Colour of main stone
Blue
Total weight
11.31 g
Condition
New
Transparency of main stone
Transparent
Country of origin
Unknown
Gender
Women
Treatment of main stone
Commonly irradiated with no evidence of treatment
Title additional information
Certified
Shape of main stone
Oval
Disclaimer
Catawiki always aims to offer you the best possible buying experience. Our experts virtually review and select every object in line with our submission guidelines. While we strive to provide a detailed description and photographs of each jewellery object, discrepancies or inaccuracies may occur. It is your responsibility to review all of the information provided about an object, including the condition and description, before placing an order. Sellers are responsible for the information, pictures and description provided, including the quality, quantity and nature of the jewelry supplied. A small imperfection that cannot be seen in the photo but is included in the description is not a non-conformity. A Lab Report is not a guarantee, valuation or appraisal regarding the articles described therein. A Lab Report contains only the characteristics of an article described after it has been graded, tested, examined, and analyzed using the techniques and equipment used at the time of the examination from that specific Lab. The results of any other examination performed on the article may differ depending when, how, by whom and with which grading standard the article is examined. In addition, any changes and improvements in techniques and equipment that may have occurred which may enable the examiner to detect, among other things, the use of processes for altering the characteristics of an article which use was previously undetectable, does not automatically mean the object does not conform to its description.
Catawiki always aims to offer you the best possible buying experience. Our experts virtually review and select every object in line with our submission guidelines. While we strive to provide a detailed description and photographs of each jewellery object, discrepancies or inaccuracies may occur. It is your responsibility to review all of the information provided about an object, including the condition and description, before placing an order. Sellers are responsible for the information, pictures and description provided, including the quality, quantity and nature of the jewelry supplied. A small imperfection that cannot be seen in the photo but is included in the description is not a non-conformity. A Lab Report is not a guarantee, valuation or appraisal regarding the articles described therein. A Lab Report contains only the characteristics of an article described after it has been graded, tested, examined, and analyzed using the techniques and equipment used at the time of the examination from that specific Lab. The results of any other examination performed on the article may differ depending when, how, by whom and with which grading standard the article is examined. In addition, any changes and improvements in techniques and equipment that may have occurred which may enable the examiner to detect, among other things, the use of processes for altering the characteristics of an article which use was previously undetectable, does not automatically mean the object does not conform to its description.
