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Heart|Lab Grown|IGI

13.04ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG821658636

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG821658636

Diamond specifications and retailer prices

From $5,741 AUD
£3,175 GBP
As of October 30, 2026
Save $19,654 AUD (77%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $42,978 AUD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 13.04ct lab-grown heart diamond

This 13.04ct lab-grown heart sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG821658636 or 821658636. Listed at 15 retailers as of October 30, 2026, with a 342% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

13.04
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821658636
Dimensions15.90 × 14.66 × 9.53 mm
L/W Ratio1.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.90 mm14.66 mm13.04 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821658636
Side View
Table 60.0%Crown 36.6°Girdle: STK-THKPavilion 38.7°Culet: NoneDepth 59.9%

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: $42,978 AUD|Low: $5,721 AUD|High: $42,978 AUD|Avg: $14,981 AUD
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
October 30, 2026
Retailer 2$5,741 AUD
Retailer 7$7,218 AUD
Retailer 11$8,392 AUD
Retailer 5$8,425 AUD
Retailer 9$9,232 AUD
Retailer 12$10,375 AUD
Retailer 8$11,030 AUD
Retailer 10$11,457 AUD
Retailer 14$13,322 AUD
Retailer 3$13,476 AUD
Retailer 6$16,724 AUD
Retailer 15$17,381 AUD
Retailer 13$19,800 AUD
Retailer 4$25,394 AUD
Brilliant Earth$42,978 AUD

28 data points across 15 retailers

15 retailers$5,741 AUD to $25,394 AUD

A
Cheapest Retailer
-
$5,741 AUD
£3,175 GBP
A
Retailer 2
-
$7,006 AUD
$4,921 USD
View
Final sale: no returns
B+
Retailer 3
-
$8,392 AUD
$5,895 USD
View
B+
Retailer 4
-
$8,425 AUD
$5,918 USD
View
B+
Retailer 5
-
$9,232 AUD
£5,106 GBP
View
B+
Retailer 6
-
$10,375 AUD
$7,288 USD
View
B+
Retailer 7
-
$11,030 AUD
ZAR 125,171 ZAR
View
B+
Retailer 8
-
$11,457 AUD
€7,665 EUR
View
B+
Retailer 9
-
$13,322 AUD
$9,358 USD
View
Retailer 10
-
$13,476 AUD
View
Price last confirmed 8 days ago
Retailer 11
-
$16,724 AUD
View
Price last confirmed 22 days ago
B
Retailer 12
-
$17,381 AUD
$12,209 USD
View
B
Retailer 13
-
$19,800 AUD
$13,908 USD
View
B
Retailer 14
-
$25,394 AUD
$17,838 USD
View
Most Expensive
Brilliant Earth
21102896A · Oct 26
$42,978 AUD
$30,190 USD
View
Price under review
14 more retailers have this diamond
Prices start from $5,741 AUDSave up to $19,654 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
13.04ct Heart
$5,741 AUD