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Three Stone Blue Sapphire Ring 1.83 Ct., Platinum 950

Production Time: from 21 to 28 Days
Rush service may be available upon request.
Design ID: 198988
Sapphire Item ID:S13445
$4,909
Setting Item ID:JS1598
$2,774
Free shipping
$7,683
(Total price)
Metal
Platinum 950
Ring size
6.00
Prongs (Center Stone)
Ball Prong
Side Stone Selection0.30 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:
S13445
Dimensions (MM):
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Length: 6.88
Width: 5.76
Height: 4.44
Weight:
1.83 Ct.
Color:
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Blue
Color intensity:
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Vivid
Clarity:
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Eye Clean
Shape:
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Emerald Cut
Cut:
Emerald Cut
Cutting style:
Faceted
Enhancements:
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Heat Treated
Origin:
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Ceylon (Sri Lanka)
Per carat price:
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$2,683
Product description

This ring centers on a 1.83 carat Ceylon blue sapphire cut in a classical emerald shape, the dimensions 6.88 x 5.76 x 4.44 mm reflecting careful selection for proportional balance and optical performance. The emerald cut is a step cut executed to emphasize depth of hue and color uniformity rather than scintillation, with broad rectangular facets that create luminous color windows and directional flashes. In this example the sapphire exhibits vivid color saturation, a hallmark of fine Ceylon material, and is graded as eye clean at standard viewing distances, meaning no inclusions are visible to the unaided eye, which enhances the perception of an even, intense blue from table to pavilion. The facet junctions show an excellent polish, allowing uninterrupted transmission of light through the stone and minimizing surface diffusion, so that the stone reads with a clean, saturated tone even under varied lighting. The sapphire has been heat treated, a stable and commonly accepted enhancement for sapphires, applied to optimize color and clarity while preserving the integrity and durability expected of a gem intended for daily wear.

Flanking the center sapphire are two white half moon diamonds with a combined weight of approximately 0.30 carats, selected as natural melee of E color and Very Slightly Included clarity, VS1 and VS2. The half moon cut provides a soft contour against the linear geometry of the emerald center, creating a transitional optical interface that both frames and amplifies the sapphire color. The E color grade ensures minimal body color in the diamonds, delivering a high degree of contrast against the deep blue center, while the VS clarity band means any internal features are confined and do not interfere with the reflective properties of the stones. Cut and symmetry of these half moons are calibrated to sit flush at the shoulder, preserving a low profile setting and consistent optical alignment with the sapphire table, so that light returns are coordinated between the center and side stones, producing a coherent field of brilliance and color contrast that reads as singular and considered.

The mounting is executed in 18K white gold, chosen for its cool reflected light and long term wearability, and fabricated to precise tolerances to balance security and elegance. The four prong head is engineered to secure the emerald cut without obscuring the table or the step facets that define the gem, permitting unobstructed views into the pavilion while maintaining a mechanical clamp that resists torsional loads from everyday motion. The gallery and underbezel are finished to smooth internal transitions, reducing stress points and facilitating routine maintenance, while the shank is drawn to a consistent profile that distributes contact pressure evenly, contributing to comfort and to the ring remaining correctly oriented on the finger. The white gold finish complements the E color diamonds by minimizing warm metal reflection into the diamonds, and the alloy selection supports a stable, long lasting surface with professional polishing that highlights crisp metal edges without softening the gem silhouettes.

Beyond its technical composition this ring is conceived as an emblem of lifelong commitment, where material science and lapidary craft converge to create a durable symbol. Sapphire, rated nine on the Mohs scale, provides resilience for continuous wear, and the heat treatment applied is an industry standard that yields a permanently enhanced, stable color profile under normal conditions, reassuring the wearer that the visual essence of the gem will endure. The emerald cut, with its architectural step facets, communicates clarity and honesty, offering a literal and figurative window into the depth of color and the commitment it represents. The half moon diamonds act as companions, their measured brilliance framing the center and echoing the partnership dynamic, while the 18K white gold setting provides a classic, corrosion resistant structure for the piece to be passed through generations. At The Natural Sapphire Company we calibrate each component to align optical performance with structural longevity, so that this ring is not only an expression of technical excellence, but also a designed heirloom that embodies constancy, thoughtfulness, and the engineered permanence appropriate to a lifelong promise.

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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