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Heart|Lab Grown|IGI

1.23ct E VVS1 Heart Lab Grown Diamond

EX • E/VVS1 • IGI LG804620292

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG804620292

Diamond specifications and retailer prices

From $523 SGD
$408 USD
As of October 30, 2026
Save $1,010 SGD (66%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,533 SGD at MOH London · As of October 29, 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 E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG804620292 or 804620292. Listed at 7 retailers as of October 29, 2026, with prices from $523 to $1,533, a $1,010 spread on the same certified stone. MOH London lists it at $1,533. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804620292
Dimensions6.67 × 7.59 × 4.36 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizeNone
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
6.67 mm7.59 mm1.23 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804620292
Side View
Table 61.0%Crown 36.3°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 57.4%

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 30
Current: $1,533 SGD|Low: $443 SGD|High: $1,613 SGD|Avg: $874 SGD|-3.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 9$443 SGD
Retailer 6$523 SGD
Retailer 8$638 SGD
Retailer 4$687 SGD
Retailer 2$720 SGD
Retailer 3$750 SGD
Retailer 7$1,283 SGD
Retailer 5$1,289 SGD
MOH London$1,533 SGD

41 data points across 9 retailers

7 retailers$523 SGD to $1,533 SGD

A
Cheapest Retailer
-
$523 SGD
$408 USD
B+
Retailer 2
-
$687 SGD
$536 USD
View
B+
Retailer 3
-
$720 SGD
£442 GBP
View
B+
Retailer 4
-
$750 SGD
$585 USD
View
Retailer 5
-
$1,283 SGD
A$1,540 AUD
View
Price last confirmed 77 days ago
B
Retailer 6
-
$1,289 SGD
$1,006 USD
View
Most Expensive
B
MOH London
LG804620292 · Oct 29
$1,533 SGD
£942 GBP
View
6 more retailers have this diamond
Prices start from $523 SGDSave up to $1,010 SGD

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
$523 SGD