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Heart|Lab Grown|IGI

1.23ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG836621440

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG836621440

Diamond specifications and retailer prices

From $266 AUD
$187 USD
As of October 31, 2026
Save $2,012 AUD (88%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,278 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG836621440 or 836621440. Listed at 9 retailers as of October 31, 2026, with prices from $266 to $2,278, a $2,012 spread on the same certified stone. Do Amore Diamonds lists it at $2,278. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836621440
Dimensions6.54 × 7.25 × 4.39 mm
L/W Ratio1.11
Girdle conditionFaceted
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
6.54 mm7.25 mm1.23 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836621440
Side View
Table 57.0%Crown 34.9°Girdle: ThickPavilion 39.3°Culet: NoneDepth 60.6%

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: $2,278 AUD|Low: $266 AUD|High: $2,420 AUD|Avg: $927 AUD|-5.9%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 2$266 AUD
Retailer 9$354 AUD
Retailer 5$407 AUD
Retailer 6$555 AUD
Retailer 7$809 AUD
Retailer 3$820 AUD
Retailer 4$1,011 AUD
Retailer 8$1,551 AUD
Do Amore Diamonds$2,278 AUD

9 data points across 9 retailers

9 retailers$266 AUD to $2,278 AUD

A
Cheapest Retailer
-
$266 AUD
$187 USD
Final sale: no returns
A
Retailer 2
-
$354 AUD
$248 USD
View
B+
Retailer 3
-
$407 AUD
$286 USD
View
A
Retailer 4
-
$555 AUD
€371 EUR
View
B+
Retailer 5
-
$809 AUD
View
B+
Retailer 6
-
$820 AUD
$576 USD
View
B+
Retailer 7
-
$1,011 AUD
$710 USD
View
B
Retailer 8
-
$1,551 AUD
£858 GBP
View
Most Expensive
B
Do Amore Diamonds
27-54E511A02 · Oct 31
$2,278 AUD
$1,600 USD
View
8 more retailers have this diamond
Prices start from $266 AUDSave up to $2,012 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
$266 AUD