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Round|Lab Grown|IGI

1.22ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG776611628

Shape and cutting style on the report: Round brilliant

Certificate IGI LG776611628

Diamond specifications and retailer prices

From $366 CAD
As of November 6, 2026
Save $906 CAD (71%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,272 CAD at MOH London · As of November 2, 2026
View at MOH London

About this 1.22ct lab-grown round diamond

This 1.22ct 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 LG776611628 or 776611628. Listed at 7 retailers as of November 2, 2026, with prices from $366 to $1,272, a $906 spread on the same certified stone. MOH London lists it at $1,272. 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

1.22
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776611628
Dimensions6.95 × 6.92 × 4.16 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
6.95 mm6.92 mm1.22 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776611628
Side View
Table 60.0%Crown 33.3°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 59.9%

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: $1,272 CAD|Low: $366 CAD|High: $1,286 CAD|Avg: $621 CAD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 6$366 CAD
Retailer 2$468 CAD
Retailer 4$469 CAD
Retailer 7$521 CAD
Retailer 3$615 CAD
Retailer 5$623 CAD
MOH London$1,272 CAD

43 data points across 7 retailers

7 retailers$366 CAD to $1,272 CAD

B+
Cheapest Retailer
-
$366 CAD
A
Retailer 2
-
$468 CAD
View
A
Retailer 3
-
$469 CAD
View
A
Retailer 4
-
$521 CAD
View
B+
Retailer 5
-
$615 CAD
View
B+
Retailer 6
-
$623 CAD
View
Most Expensive
B
MOH London
LG776611628 · Nov 2
$1,272 CAD
£717 GBP
View
6 more retailers have this diamond
Prices start from $366 CADSave up to $906 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
1.22ct Round
$366 CAD