CaratHunter
Plans
Heart|Lab Grown|IGI

3.51ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG844658089

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG844658089

Diamond specifications and retailer prices

From $1,039 AUD
HK$5,700 HKD
As of November 1, 2026
Save $5,225 AUD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,264 AUD at Brilliant Earth · As of October 31, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844658089 or 844658089. Listed at 12 retailers as of October 31, 2026, with prices from $1,039 to $6,264, a $5,225 spread on the same certified stone. Brilliant Earth lists it at $6,264. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.51
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844658089
Dimensions9.45 × 10.66 × 6.14 mm
L/W Ratio1.13
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.45 mm10.66 mm3.51 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844658089
Side View
Table 59.0%Crown 34.2°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 57.6%

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: Nov 1
Current: $6,264 AUD|Low: $863 AUD|High: $10,563 AUD|Avg: $2,660 AUD|-40.7%
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
October 31, 2026
Retailer 10$863 AUD
Retailer 7$1,039 AUD
Retailer 11$1,095 AUD
Retailer 8$1,146 AUD
Retailer 5$1,379 AUD
Retailer 3$1,479 AUD
Retailer 12$1,481 AUD
Retailer 9$2,235 AUD
Retailer 2$2,997 AUD
Retailer 4$3,106 AUD
Retailer 13$3,999 AUD
Retailer 6$4,155 AUD
Brilliant Earth$6,264 AUD

6 data points across 13 retailers

12 retailers$1,039 AUD to $6,264 AUD

A
Cheapest Retailer
-
$1,039 AUD
HK$5,700 HKD
A
Retailer 2
-
$1,095 AUD
£606 GBP
View
A
Retailer 3
-
$1,146 AUD
$805 USD
View
A
Retailer 4
-
$1,379 AUD
$969 USD
View
B+
Retailer 5
-
$1,479 AUD
$1,039 USD
View
A
Retailer 6
-
$1,481 AUD
£819 GBP
View
B+
Retailer 7
-
$2,235 AUD
$1,570 USD
View
B+
Retailer 8
-
$2,997 AUD
SGD 2,845 SGD
View
B+
Retailer 9
-
$3,106 AUD
$2,182 USD
View
B
Retailer 10
-
$3,999 AUD
£2,212 GBP
View
B
Retailer 11
-
$4,155 AUD
$2,919 USD
View
Most Expensive
B
Brilliant Earth
22251484A · Oct 31
$6,264 AUD
$4,400 USD
View
11 more retailers have this diamond
Prices start from $1,039 AUDSave up to $5,225 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
$1,039 AUD