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Heart|Lab Grown|IGI

3.51ct E VVS2 Heart Lab Grown Diamond

VG • E/VVS2 • IGI LG842609731

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG842609731

Diamond specifications and retailer prices

From $818 AUD
$575 USD
As of October 30, 2026
Save $7,309 AUD (90%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $8,128 AUD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.51ct lab-grown heart diamond

This 3.51ct lab-grown heart sits in the three to five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG842609731 or 842609731. Listed at 18 retailers as of October 28, 2026, with prices from $818 to $8,128, a $7,309 spread on the same certified stone. Brilliant Earth lists it at $8,128. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.51
Carat
E
Colour
VVS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842609731
Dimensions10.20 × 10.20 × 9.22 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.20 mm10.20 mm3.51 ctE / VVS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842609731
Side View
Table 65.0%Crown 37.4°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $8,128 AUD|Low: $818 AUD|High: $9,010 AUD|Avg: $2,702 AUD|-9.8%
Brilliant Earth
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
Retailer 18
October 30, 2026
Retailer 16$818 AUD
Retailer 6$917 AUD
Retailer 17$1,015 AUD
Retailer 5$1,203 AUD
Retailer 18$1,359 AUD
Retailer 12$1,483 AUD
Retailer 11$1,585 AUD
Retailer 2$2,144 AUD
Retailer 14$2,204 AUD
Retailer 15$2,394 AUD
Retailer 3$2,518 AUD
Retailer 7$3,066 AUD
Retailer 8$3,288 AUD
Retailer 9$3,344 AUD
Retailer 4$3,402 AUD
Retailer 10$4,305 AUD
Retailer 13$4,429 AUD
Brilliant Earth$8,128 AUD

23 data points across 18 retailers

18 retailers$818 AUD to $8,128 AUD

A
Cheapest Retailer
-
$818 AUD
$575 USD
A
Retailer 2
-
$917 AUD
$644 USD
View
Final sale: no returns
Retailer 3
-
$1,015 AUD
$713 USD
View
Price last confirmed 14 days ago
A
Retailer 4
-
$1,203 AUD
$845 USD
View
B+
Retailer 5
-
$1,359 AUD
$955 USD
View
A
Retailer 6
-
$1,483 AUD
€992 EUR
View
A
Retailer 7
-
$1,585 AUD
£877 GBP
View
A
Retailer 8
-
$2,144 AUD
View
A
Retailer 9
-
$2,204 AUD
ZAR 25,018 ZAR
View
B+
Retailer 10
-
$2,394 AUD
$1,682 USD
View
B+
Retailer 11
-
$2,518 AUD
$1,769 USD
View
B+
Retailer 12
-
$3,066 AUD
$2,154 USD
View
B+
Retailer 13
-
$3,288 AUD
$2,310 USD
View
B+
Retailer 14
-
$3,344 AUD
$2,349 USD
View
B+
Retailer 15
-
$3,402 AUD
$2,390 USD
View
Retailer 16
-
$4,305 AUD
View
Price last confirmed 21 days ago
B
Retailer 17
-
$4,429 AUD
£2,450 GBP
View
Most Expensive
B
Brilliant Earth
21722831A · Oct 28
$8,128 AUD
$5,710 USD
View
17 more retailers have this diamond
Prices start from $818 AUDSave up to $7,309 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
3.51ct Heart
$818 AUD