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Heart|Lab Grown|IGI

1.23ct E VVS2 Heart Lab Grown Diamond

EX • E/VVS2 • IGI LG821693487

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG821693487

Diamond specifications and retailer prices

From $270 AUD
$190 USD
As of October 30, 2026
Save $1,381 AUD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,652 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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG821693487 or 821693487. Listed at 17 retailers as of October 30, 2026, with prices from $270 to $1,652, a $1,381 spread on the same certified stone. Reve Diamonds lists it at $1,652. 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
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821693487
Dimensions6.25 × 7.55 × 4.40 mm
L/W Ratio1.21
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.25 mm7.55 mm1.23 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821693487
Side View
Table 58.0%Crown 32.8°Girdle: STK-THKPavilion 39.2°Culet: NoneDepth 58.3%

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: $607 AUD|Low: $300 AUD|High: $1,660 AUD|Avg: $815 AUD|+3.2%
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
Reve Diamonds
October 30, 2026
Retailer 3$300 AUD
Retailer 10$313 AUD
Retailer 13$335 AUD
Retailer 6$411 AUD
Retailer 8$575 AUD
Retailer 2$588 AUD
Retailer 1$607 AUD
Retailer 12$688 AUD
Retailer 9$816 AUD
Retailer 5$1,076 AUD
Retailer 11$1,079 AUD
Retailer 4$1,153 AUD
Retailer 7$1,573 AUD
Reve Diamonds$1,652 AUD

43 data points across 14 retailers

17 retailers$270 AUD to $1,652 AUD

A
Cheapest Retailer
-
$270 AUD
$190 USD
A
Retailer 2
-
$300 AUD
$211 USD
View
Final sale: no returns
A
Retailer 3
-
$313 AUD
$220 USD
View
Retailer 4
-
$333 AUD
$234 USD
View
Price last confirmed 35 days ago
A
Retailer 5
-
$335 AUD
$235 USD
View
A
Retailer 6
-
$335 AUD
$235 USD
View
A
Retailer 7
-
$411 AUD
£227 GBP
View
A
Retailer 8
-
$575 AUD
ZAR 6,521 ZAR
View
A
Retailer 9
-
$588 AUD
$413 USD
View
A
Retailer 10
-
$607 AUD
£336 GBP
View
B+
Retailer 11
-
$688 AUD
$483 USD
View
B+
Retailer 12
-
$816 AUD
View
B+
Retailer 13
-
$1,076 AUD
$756 USD
View
B
Retailer 14
-
$1,079 AUD
$758 USD
View
B
Retailer 15
-
$1,153 AUD
$810 USD
View
B
Retailer 16
-
$1,573 AUD
£870 GBP
View
Most Expensive
B
Reve Diamonds
911E3C310 · Oct 30
$1,652 AUD
$1,160 USD
View
16 more retailers have this diamond
Prices start from $270 AUDSave up to $1,381 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
$270 AUD