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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 $342 AUD
$240 USD
As of October 31, 2026
Save $1,720 AUD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,062 AUD at Michael Trio · As of October 30, 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 30, 2026, with prices from $342 to $2,062, a $1,720 spread on the same certified stone. Michael Trio lists it at $2,062. 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 31
Current: $2,062 AUD|Low: $342 AUD|High: $2,094 AUD|Avg: $1,069 AUD|-1.6%
Michael Trio
Retailer 2
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Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 1, 2026
Retailer 13$342 AUD
Retailer 8$464 AUD
Retailer 15$512 AUD
Retailer 11$614 AUD
Retailer 4$654 AUD
Retailer 9$702 AUD
Retailer 6$820 AUD
Retailer 5$935 AUD
Retailer 14$1,227 AUD
Retailer 12$1,293 AUD
Retailer 10$1,298 AUD
Retailer 3$1,415 AUD
Retailer 2$1,519 AUD
Retailer 7$2,007 AUD
Michael Trio$2,062 AUD

26 data points across 15 retailers

15 retailers$342 AUD to $2,062 AUD

A
Cheapest Retailer
-
$342 AUD
$240 USD
Final sale: no returns
A
Retailer 2
-
$464 AUD
£257 GBP
View
B+
Retailer 3
-
$512 AUD
$360 USD
View
A
Retailer 4
-
$614 AUD
€411 EUR
View
A
Retailer 5
-
$654 AUD
ZAR 7,419 ZAR
View
B+
Retailer 6
-
$702 AUD
£388 GBP
View
B+
Retailer 7
-
$820 AUD
$576 USD
View
B+
Retailer 8
-
$935 AUD
View
B
Retailer 9
-
$1,227 AUD
$862 USD
View
B+
Retailer 10
-
$1,293 AUD
$909 USD
View
B+
Retailer 11
-
$1,298 AUD
$912 USD
View
B+
Retailer 12
-
$1,415 AUD
View
B
Retailer 13
-
$1,519 AUD
£840 GBP
View
Retailer 14
-
$2,007 AUD
$1,410 USD
View
Price last confirmed 14 days ago
Most Expensive
B
Michael Trio
1166624810 · Oct 30
$2,062 AUD
SGD 1,957 SGD
View
14 more retailers have this diamond
Prices start from $342 AUDSave up to $1,720 AUD

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
$342 AUD