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Round|Lab Grown|IGI

3.14ct J SI1 Round Lab Grown Diamond

ID • J/SI1 • IGI LG514289516

Shape and cutting style on the report: Round brilliant

Certificate IGI LG514289516

Diamond specifications and retailer prices

From $1,000 CAD
As of November 5, 2026
Save $3,557 CAD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,557 CAD at MOH London · As of November 3, 2026
View at MOH London

About this 3.14ct lab-grown round diamond

This 3.14ct lab-grown round sits in the three to five carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG514289516 or 514289516. Listed at 12 retailers as of November 3, 2026, with prices from $1,000 to $4,557, a $3,557 spread on the same certified stone. MOH London lists it at $4,557. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.14
Carat
J
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG514289516
Dimensions9.37 × 9.34 × 5.78 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.37 mm9.34 mm3.14 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG514289516
Side View
Table 59.5%Crown 35.3°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: $4,557 CAD|Low: $800 CAD|High: $4,612 CAD|Avg: $2,188 CAD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 3, 2026
Retailer 4$1,000 CAD
Retailer 6$1,120 CAD
Retailer 2$1,411 CAD
Retailer 7$1,585 CAD
Retailer 5$1,883 CAD
Retailer 8$2,145 CAD
Retailer 3$2,857 CAD
MOH London$4,557 CAD

15 data points across 8 retailers

12 retailers$1,000 CAD to $4,557 CAD

A
Cheapest Retailer
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$1,000 CAD
A
Retailer 2
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$1,088 CAD
View
A
Retailer 3
-
$1,120 CAD
View
Final sale: no returns
Retailer 4
-
$1,161 CAD
View
Price last confirmed 25 days ago
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Retailer 5
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$1,161 CAD
View
A
Retailer 6
-
$1,411 CAD
View
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Retailer 7
-
$1,585 CAD
View
A
Retailer 8
-
$1,883 CAD
View
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Retailer 9
-
$2,145 CAD
View
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Retailer 10
-
$2,857 CAD
View
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Retailer 11
-
$3,262 CAD
View
Most Expensive
A
MOH London
LG514289516 · Nov 3
$4,557 CAD
£2,569 GBP
View
11 more retailers have this diamond
Prices start from $1,000 CADSave up to $3,557 CAD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
3.14ct Round
$1,000 CAD