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Round|Lab Grown|IGI

1.16ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG310861362

Shape and cutting style on the report: Round brilliant

Certificate IGI LG310861362

Diamond specifications and retailer prices

From $518 CAD
$371 USD
As of October 30, 2026
Save $981 CAD (65%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,499 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.16ct lab-grown round diamond

This 1.16ct lab-grown round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG310861362 or 310861362. Listed at 5 retailers as of October 29, 2026, with prices from $518 to $1,499, a $981 spread on the same certified stone. MOH London lists it at $1,499. 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

1.16
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG310861362
Dimensions6.75 × 6.72 × 4.14 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANTThis Chemical Vapor Deposition (CVD) laboratory grown diamond is classified as Type IIa
Top View
6.75 mm6.72 mm1.16 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG310861362
Side View
Table 59.5%Crown 34.4°Girdle: MediumPavilion 41.2°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,499 CAD|Low: $483 CAD|High: $1,508 CAD|Avg: $868 CAD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 3$518 CAD
Retailer 2$587 CAD
Retailer 5$640 CAD
Retailer 4$739 CAD
Retailer 6$1,238 CAD
MOH London$1,499 CAD

13 data points across 6 retailers

5 retailers$518 CAD to $1,499 CAD

A
Cheapest Retailer
-
$518 CAD
$371 USD
Retailer 2
-
$587 CAD
$420 USD
View
Price last confirmed 12 days ago
A
Retailer 3
-
$640 CAD
$458 USD
View
A
Retailer 4
-
$739 CAD
$529 USD
View
Most Expensive
B+
MOH London
LG_310861362 · Oct 29
$1,499 CAD
£845 GBP
View
4 more retailers have this diamond
Prices start from $518 CADSave up to $981 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
1.16ct Round
$518 CAD