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Round|Lab Grown|IGI

1.20ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG447099936

Shape and cutting style on the report: Round brilliant

Certificate IGI LG447099936

Diamond specifications and retailer prices

From $868 CAD
$620 USD
As of October 29, 2026
Save $6,308 CAD (88%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $7,176 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.2ct lab-grown round diamond

This 1.2ct 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 LG447099936 or 447099936. Listed at 13 retailers as of October 29, 2026, with prices from $868 to $7,176, a $6,308 spread on the same certified stone. MOH London lists it at $7,176. 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

1.20
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447099936
Dimensions6.73 × 6.76 × 4.26 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
6.73 mm6.76 mm1.20 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447099936
Side View
Table 55.5%Crown 35.7°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.1%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: $7,176 CAD|Low: $868 CAD|High: $7,224 CAD|Avg: $3,268 CAD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 30, 2026
Retailer 10$868 CAD
Retailer 9$1,915 CAD
Retailer 14$2,084 CAD
Retailer 3$2,144 CAD
Retailer 11$2,221 CAD
Retailer 13$2,221 CAD
Retailer 4$2,463 CAD
Retailer 2$2,916 CAD
Retailer 5$3,023 CAD
Retailer 12$3,510 CAD
Retailer 8$3,794 CAD
Retailer 6$4,140 CAD
Retailer 15$4,164 CAD
Retailer 7$6,360 CAD
MOH London$7,176 CAD

38 data points across 15 retailers

13 retailers$868 CAD to $7,176 CAD

A
Cheapest Retailer
-
$868 CAD
$620 USD
B+
Retailer 2
-
$1,915 CAD
$1,368 USD
View
B+
Retailer 3
-
$2,084 CAD
$1,489 USD
View
B+
Retailer 4
-
$2,144 CAD
$1,532 USD
View
Final sale: no returns
Retailer 5
-
$2,221 CAD
$1,587 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
$2,221 CAD
$1,587 USD
View
B
Retailer 7
-
$2,463 CAD
$1,760 USD
View
B+
Retailer 8
-
$2,916 CAD
£1,641 GBP
View
B
Retailer 9
-
$3,510 CAD
$2,508 USD
View
B
Retailer 10
-
$3,794 CAD
€2,582 EUR
View
B
Retailer 11
-
$4,140 CAD
$2,958 USD
View
B
Retailer 12
-
$4,164 CAD
$2,975 USD
View
Most Expensive
B
MOH London
LG447099936 · Oct 29
$7,176 CAD
£4,037 GBP
View
12 more retailers have this diamond
Prices start from $868 CADSave up to $6,308 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
1.20ct Round
$868 CAD