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Heart|Lab Grown|IGI

1.23ct E VVS1 Heart Lab Grown Diamond

ID • E/VVS1 • IGI LG837672527

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG837672527

Diamond specifications and retailer prices

From $309 SGD
$241 USD
As of October 29, 2026
Save $1,547 SGD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,856 SGD at Michael Trio · As of October 28, 2026
View at Michael Trio

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 LG837672527 or 837672527. Listed at 15 retailers as of October 28, 2026, with prices from $309 to $1,856, a $1,547 spread on the same certified stone. Michael Trio lists it at $1,856. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837672527
Dimensions6.91 × 7.27 × 4.33 mm
L/W Ratio1.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.91 mm7.27 mm1.23 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837672527
Side View
Table 62.0%Crown 35.9°Girdle: STK-THKPavilion 40.3°Culet: NoneDepth 59.6%

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: Oct 29
Current: $1,856 SGD|Low: $309 SGD|High: $1,893 SGD|Avg: $997 SGD|+1.7%
Michael Trio
Retailer 2
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Retailer 6
Retailer 7
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 15
October 29, 2026
Retailer 10$309 SGD
Retailer 12$422 SGD
Retailer 7$464 SGD
Retailer 8$559 SGD
Retailer 14$589 SGD
Retailer 2$633 SGD
Retailer 5$738 SGD
Retailer 15$841 SGD
Retailer 4$1,110 SGD
Retailer 13$1,169 SGD
Retailer 9$1,175 SGD
Retailer 11$1,274 SGD
Retailer 3$1,380 SGD
Retailer 6$1,807 SGD
Michael Trio$1,856 SGD

28 data points across 15 retailers

15 retailers$309 SGD to $1,856 SGD

A
Cheapest Retailer
-
$309 SGD
$241 USD
Final sale: no returns
A
Retailer 2
-
$422 SGD
£259 GBP
View
B+
Retailer 3
-
$464 SGD
$362 USD
View
A
Retailer 4
-
$559 SGD
€415 EUR
View
A
Retailer 5
-
$589 SGD
ZAR 7,419 ZAR
View
B+
Retailer 6
-
$633 SGD
£389 GBP
View
B+
Retailer 7
-
$738 SGD
$576 USD
View
B+
Retailer 8
-
$841 SGD
A$1,010 AUD
View
B
Retailer 9
-
$1,110 SGD
$866 USD
View
B+
Retailer 10
-
$1,169 SGD
$912 USD
View
B+
Retailer 11
-
$1,175 SGD
$917 USD
View
B+
Retailer 12
-
$1,274 SGD
A$1,529 AUD
View
B+
Retailer 13
-
$1,380 SGD
£848 GBP
View
B
Retailer 14
-
$1,807 SGD
$1,410 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Michael Trio
1166624810 · Oct 28
$1,856 SGD
View
14 more retailers have this diamond
Prices start from $309 SGDSave up to $1,547 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
$309 SGD