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Antique Style Blue Sapphire Ring 4.18 Ct., 18K White Gold

Production Time: from 21 to 35 Days
Rush service may be available upon request.
Design ID: 205182
Sapphire Item ID:S24676
$9,636
Setting Item ID:JS1038
$7,443
Free shipping
$17,079
(Total price)
Metal
18K White Gold
Ring size
6.00
Prongs (Center Stone)
Ball Prong
Side Stone Selection1.80 Ct.Tw.Total Carat Weight
Add engraving (Optional)
Start with a 3D Printed Model
Optional Polymer Model
This is a representation of what a wax model looks like, any wax order will be customized to your order request.
We can send you a 3D
Wax Polymer Replica
Model of your Completed
Setting Design!
$95 - which may be applied to future purchase
 
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Quality, Value & Heart
100% Natural Sapphires
Free Shipping - Worldwide
14 Day No Hassle Return Policy
Supports Local Charities
Product Details
Item ID:
S24676
Dimensions (MM):
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Length: 11.5
Width: 9.2
Height: 4.1
Weight:
4.18 Ct.
Color:
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Blue
Color intensity:
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Dark
Clarity:
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Eye Clean
Shape:
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Oval
Cut:
Mixed Brilliant
Cutting style:
Faceted
Enhancements:
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No Enhancement
Origin:
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Thailand
Per carat price:
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$2,305
Product description

If you are searching for an engagement ring that combines intense color, proven authenticity, and everyday practicality, this platinum halo design from The Natural Sapphire Company answers that need with confidence. The centerpiece is a GRS certified Blue 4.18 carat oval sapphire, measuring 11.50 x 9.20 x 4.10 mm, cut in a mixed brilliant style to maximize fire and depth. This sapphire presents a dark, richly saturated blue, evaluated as eye clean at normal viewing distance, with an excellent polish and importantly, no enhancement, which means the color and clarity are natural and stable. Surrounding the center are approximately 1.80 carats of white, round natural diamonds, graded F in color and Very Slightly Included in clarity, which lift the sapphire visually and add brilliant contrast. The entire ring is crafted in durable platinum 950, a precious metal choice that offers strength and longevity while maintaining a refined, white finish that complements the deep blue of the sapphire and the icy sparkle of the diamonds. For anyone who seeks a statement that endures, while remaining elegant and wearable every day, this piece is tailored to satisfy that search and close it beautifully.

Durability is a top concern when choosing a ring you plan to wear daily, and this design is engineered to withstand regular life while preserving its beauty. Sapphire ranks nine on the Mohs hardness scale, second only to diamond, so it resists scratching from most materials encountered in daily activities, and its crystalline structure lacks the pronounced cleavage that makes some gemstones prone to splitting. The no enhancement status from Thailand origin further ensures the stone will not react unexpectedly to light cleaning or occasional thermal exposure, unlike some treated gems. Platinum 950 provides a robust setting that resists bending and protects the sapphire with secure prongs and a halo that helps shield the girdle from impacts. The mixed brilliant cut aids in disguising minor surface wear over time while maintaining lively brilliance. With sensible precautions such as removing the ring for heavy manual work and routine inspections and cleaning by the professionals at The Natural Sapphire Company, this ring is more than a beautiful choice, it is a practical, lasting answer to your search for a daily wearable heirloom.

Watch our process
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Our Process video
Our Packaging
Beauty is in the details
Our packaging, reports, and documentation are crafted to be refined, concise, and trustworthy. With our reputation as our greatest asset, we never cut corners. Explore our detailed reports and premium packaging for every sapphire.

Our custom zinc alloy ring boxes are designed to impress as much as our sapphire rings and jewelry. Each box weighs nearly a pound, adding a touch of luxury to your experience.
Zinc-alloy ring box - opened
Our customers often comment about our stunning, hand made, presentation boxes and reporting documents. Large zinc-alloy boxes are included at no extra cost for jewelry items over $5000.
Zinc-alloy ring box - closed
Presentation matters. We take extra special care to present our items professionally. Our custom hand-made zinc-alloy ring boxes are heavy weight. At almost 1 pound each they are extremely impressive and unique.
Smaller Zinc-allow ring box
For Jewelry Purchases from $500-$5000 in value we include our petit zinc alloy box.
Long, dark brown hinged jewelry box showcasing a line bracelet gently secured and beautifully displayed
For line bracelets over $500, we include a high quality, hinged jewelry box. Pictured is one of the beautiful styles that we may use.
Dark brown jewelry box showcasing two hanging earings upon opening
For hanging earrings over $500, we include a high quality, hinged jewelry box. Pictured is one of the beautiful styles that we may use.
Petit box w/ luxurious white pouch showcasing a piece of jewelry
Jewelry items under $500 will ship in a signature pouch and box.
Zinc-alloy sapphire box - closed with view of stone through window
Our hand-made zinc sapphire boxes are the finest in the industry and are included for all sapphires over $2000.
Zinc-alloy sapphire box - open
A well presented sapphire makes a difference.
Wooden display box
For sapphire purchases between $500 and $2000 we ship a high quality black display box which shows the sapphire professionally. Stones under $500 will ship in a secure plastic pouch.
Document folder nicely wrapped
Each document folder is individually gift wrapped.
Assortment of reports and certification documents on table
Our extensive gemological reports cover every possible detail of your item. Professionally made with care to explain what gemological terms mean, our reports offer an education in fine sapphires and jewelry reporting.
Open folder displaying documents
Inside you will find well organized reporting to include appraisal, identification and gem faceting grade reports. Special care literature on how to clean your sapphire or jewelry is included as well.
Jewelry cleaning solution enlarged
Jewelry cleaner included with items over $2,000. * Unfortunately for international shipments we can not include liquids.
Sample identification report dust cover
Sample identification report dust cover [front].
Sample identification report
Sample identification report
Sample identification report reference page
Sample identification report dust cover [inside back].
Sample 3d scan report dust cover
Sample 3D scan report dust cover [front].
Sample 3D scan report.
Sample 3D scan report.
Sample 3D scan report reference page
Sample 3D scan report dust cover [inside back].
Zinc-alloy ring box - opened
Zinc-alloy ring box - closed
Smaller Zinc-allow ring box
Long, dark brown hinged jewelry box showcasing a line bracelet gently secured and beautifully displayed
Dark brown jewelry box showcasing two hanging earings upon opening
Petit box w/ luxurious white pouch showcasing a piece of jewelry
Zinc-alloy sapphire box - closed with view of stone through window
Zinc-alloy sapphire box - open
Wooden display box
Document folder nicely wrapped
Assortment of reports and certification documents on table
Open folder displaying documents
Jewelry cleaning solution enlarged
Sample identification report dust cover
Sample identification report
Sample identification report reference page
Sample 3d scan report dust cover
Sample 3D scan report.
Sample 3D scan report reference page
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