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Heart|Lab Grown|IGI

1.23ct G VVS2 Heart Lab Grown Diamond

EX • G/VVS2 • IGI LG598394354

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG598394354

Diamond specifications and retailer prices

From $263 CAD
$188 USD
As of October 27, 2026
Save $1,258 CAD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,521 CAD at MOH London · As of November 1, 2026
View at MOH London

About this 1.23ct lab-grown heart diamond

This 1.23ct lab-grown heart sits in the classic one-carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG598394354 or 598394354. Listed at 19 retailers as of October 27, 2026, with prices from $263 to $1,521, a $1,258 spread on the same certified stone. MOH London lists it at $1,521. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
G
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598394354
Dimensions6.83 × 7.32 × 4.33 mm
L/W Ratio1.07
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.83 mm7.32 mm1.23 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598394354
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 59.2%

Caratlytics Score

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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 27
Current: $1,521 CAD|Low: $261 CAD|High: $1,601 CAD|Avg: $692 CAD|-3.8%
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
Retailer 16
Retailer 17
Retailer 18
November 3, 2026
Retailer 4$263 CAD
Retailer 5$293 CAD
Retailer 18$305 CAD
Retailer 8$338 CAD
Retailer 10$338 CAD
Retailer 17$440 CAD
Retailer 14$562 CAD
Retailer 2$590 CAD
Retailer 12$599 CAD
Retailer 3$657 CAD
Retailer 16$671 CAD
Retailer 13$793 CAD
Retailer 11$833 CAD
Retailer 9$1,087 CAD
Retailer 15$1,091 CAD
Retailer 6$1,121 CAD
Retailer 7$1,132 CAD
MOH London$1,521 CAD

44 data points across 18 retailers

19 retailers$263 CAD to $1,521 CAD

A
Cheapest Retailer
-
$263 CAD
$188 USD
A
Retailer 2
-
$293 CAD
$210 USD
View
Final sale: no returns
A
Retailer 3
-
$305 CAD
$218 USD
View
Retailer 4
-
$338 CAD
$242 USD
View
Price last confirmed 8 days ago
Retailer 5
-
$338 CAD
$242 USD
View
Price last confirmed 9 days ago
B+
Retailer 6
-
$440 CAD
$315 USD
View
A
Retailer 7
-
$562 CAD
ZAR 6,492 ZAR
View
A
Retailer 8
-
$590 CAD
£333 GBP
View
A
Retailer 9
-
$599 CAD
€408 EUR
View
B+
Retailer 10
-
$657 CAD
$470 USD
View
B+
Retailer 11
-
$671 CAD
$480 USD
View
B+
Retailer 12
-
$793 CAD
A$873 AUD
View
B+
Retailer 13
-
$833 CAD
$596 USD
View
Retailer 14
-
$1,087 CAD
$778 USD
View
Price last confirmed 8 days ago
B
Retailer 15
-
$1,091 CAD
$781 USD
View
B
Retailer 16
-
$1,121 CAD
$802 USD
View
B
Retailer 17
-
$1,132 CAD
$810 USD
View
B
Retailer 18
-
$1,132 CAD
$810 USD
View
Most Expensive
B
MOH London
LG598394354 · Nov 1
$1,521 CAD
£857 GBP
View
18 more retailers have this diamond
Prices start from $263 CADSave up to $1,258 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
1.23ct Heart
$263 CAD