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Heart|Lab Grown|IGI

1.23ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG826667983

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG826667983

Diamond specifications and retailer prices

From $268 AUD
$188 USD
As of October 30, 2026
Save $1,377 AUD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,645 AUD at Reve Diamonds · As of October 30, 2026
View at Reve 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 LG826667983 or 826667983. Listed at 18 retailers as of October 30, 2026, with prices from $268 to $1,645, a $1,377 spread on the same certified stone. Reve Diamonds lists it at $1,645. 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 angle37.2°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826667983
Dimensions7.55 × 6.46 × 4.34 mm
L/W Ratio1.17
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
7.55 mm6.46 mm1.23 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826667983
Side View
Table 60.0%Crown 37.2°Girdle: MED-STKPavilion 38°Culet: NoneDepth 57.5%

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 30
Current: $602 AUD|Low: $253 AUD|High: $1,645 AUD|Avg: $741 AUD|+8.0%
Retailer 1
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
Reve Diamonds
October 31, 2026
Retailer 13$268 AUD
Retailer 6$307 AUD
Retailer 8$329 AUD
Retailer 17$332 AUD
Retailer 14$343 AUD
Retailer 2$563 AUD
Retailer 15$581 AUD
Retailer 1$602 AUD
Retailer 11$635 AUD
Retailer 7$720 AUD
Retailer 3$800 AUD
Retailer 10$867 AUD
Retailer 12$1,025 AUD
Retailer 5$1,038 AUD
Retailer 9$1,055 AUD
Retailer 16$1,144 AUD
Retailer 4$1,537 AUD
Reve Diamonds$1,645 AUD

45 data points across 18 retailers

18 retailers$268 AUD to $1,645 AUD

A
Cheapest Retailer
-
$268 AUD
$188 USD
A
Retailer 2
-
$307 AUD
$216 USD
View
A
Retailer 3
-
$329 AUD
$231 USD
View
A
Retailer 4
-
$332 AUD
$233 USD
View
A
Retailer 5
-
$343 AUD
$241 USD
View
Final sale: no returns
A
Retailer 6
-
$563 AUD
ZAR 6,394 ZAR
View
A
Retailer 7
-
$581 AUD
$408 USD
View
A
Retailer 8
-
$602 AUD
£333 GBP
View
B+
Retailer 9
-
$635 AUD
$446 USD
View
B+
Retailer 10
-
$720 AUD
View
B+
Retailer 11
-
$800 AUD
View
B+
Retailer 12
-
$867 AUD
$609 USD
View
B+
Retailer 13
-
$1,025 AUD
$720 USD
View
B+
Retailer 14
-
$1,038 AUD
View
B
Retailer 15
-
$1,055 AUD
$741 USD
View
B
Retailer 16
-
$1,144 AUD
$803 USD
View
B
Retailer 17
-
$1,537 AUD
£850 GBP
View
Most Expensive
B
Reve Diamonds
C430804B2 · Oct 30
$1,645 AUD
$1,155 USD
View
17 more retailers have this diamond
Prices start from $268 AUDSave up to $1,377 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
$268 AUD