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Round|Lab Grown|IGI

1.22ct I SI1 Round Lab Grown Diamond

ID • I/SI1 • IGI LG492113518

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492113518

Diamond specifications and retailer prices

From $740 CAD
As of November 5, 2026
Save $5,677 CAD (88%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,417 CAD at MOH London · As of November 5, 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG492113518 or 492113518. Listed at 13 retailers as of November 5, 2026, with prices from $740 to $6,417, a $5,677 spread on the same certified stone. MOH London lists it at $6,417. 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
I
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492113518
Dimensions6.91 × 6.88 × 4.18 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
6.91 mm6.88 mm1.22 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492113518
Side View
Table 56.5%Crown 33.1°Girdle: MediumPavilion 40.5°Culet: NoneDepth 60.7%

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: Nov 5
Current: $6,417 CAD|Low: $740 CAD|High: $6,520 CAD|Avg: $3,014 CAD|-0.2%
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
November 5, 2026
Retailer 9$740 CAD
Retailer 8$1,943 CAD
Retailer 14$2,113 CAD
Retailer 13$2,175 CAD
Retailer 10$2,253 CAD
Retailer 12$2,253 CAD
Retailer 4$2,493 CAD
Retailer 2$2,930 CAD
Retailer 5$3,061 CAD
Retailer 11$3,556 CAD
Retailer 7$3,848 CAD
Retailer 6$4,088 CAD
Retailer 3$4,222 CAD
MOH London$6,417 CAD

43 data points across 14 retailers

13 retailers$740 CAD to $6,417 CAD

A
Cheapest Retailer
-
$740 CAD
B+
Retailer 2
-
$1,943 CAD
View
B+
Retailer 3
-
$2,113 CAD
View
B+
Retailer 4
-
$2,175 CAD
View
Final sale: no returns
Retailer 5
-
$2,253 CAD
View
Price last confirmed 25 days ago
B+
Retailer 6
-
$2,253 CAD
View
B
Retailer 7
-
$2,493 CAD
View
B+
Retailer 8
-
$2,930 CAD
View
B
Retailer 9
-
$3,556 CAD
View
Retailer 10
-
$3,848 CAD
View
Price last confirmed 8 days ago
B
Retailer 11
-
$4,088 CAD
View
B
Retailer 12
-
$4,222 CAD
View
Most Expensive
B
MOH London
LG492113518 · Nov 5
$6,417 CAD
£3,618 GBP
View
12 more retailers have this diamond
Prices start from $740 CADSave up to $5,677 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
$740 CAD