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Round|Lab Grown|IGI

1.20ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG787674471

Shape and cutting style on the report: Round brilliant

Certificate IGI LG787674471

Diamond specifications and retailer prices

From $384 CAD
As of November 6, 2026
Save $943 CAD (71%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,327 CAD at MOH London · As of November 2, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG787674471 or 787674471. Listed at 10 retailers as of November 2, 2026, with prices from $384 to $1,327, a $943 spread on the same certified stone. MOH London lists it at $1,327. 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
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787674471
Dimensions6.93 × 6.91 × 4.08 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.93 mm6.91 mm1.20 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787674471
Side View
Table 60.0%Crown 32.3°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 58.9%

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: Nov 6
Current: $1,327 CAD|Low: $384 CAD|High: $1,343 CAD|Avg: $691 CAD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 4$384 CAD
Retailer 3$486 CAD
Retailer 2$496 CAD
Retailer 6$513 CAD
Retailer 5$669 CAD
Retailer 8$737 CAD
Retailer 7$782 CAD
MOH London$1,327 CAD

41 data points across 8 retailers

10 retailers$384 CAD to $1,327 CAD

B+
Cheapest Retailer
-
$384 CAD
A
Retailer 2
-
$486 CAD
View
A
Retailer 3
-
$496 CAD
View
A
Retailer 4
-
$513 CAD
View
Retailer 5
-
$645 CAD
View
Price last confirmed 95 days ago
B+
Retailer 6
-
$669 CAD
View
B+
Retailer 7
-
$737 CAD
View
Retailer 8
-
$782 CAD
View
Price last confirmed 9 days ago
B
Retailer 9
-
$989 CAD
View
Most Expensive
B
MOH London
LG787674471 · Nov 2
$1,327 CAD
£748 GBP
View
9 more retailers have this diamond
Prices start from $384 CADSave up to $943 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
$384 CAD