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Heart|Lab Grown|IGI

1.03ct E VVS1 Heart Lab Grown Diamond

ID • E/VVS1 • IGI LG812621329

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG812621329

Diamond specifications and retailer prices

From $280 AUD
$197 USD
As of October 28, 2026
Save $1,316 AUD (82%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,651 AUD at Brilliant Earth · As of October 22, 2026
View at Brilliant Earth

About this 1.03ct lab-grown heart diamond

This 1.03ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG812621329 or 812621329. Listed at 20 retailers as of October 28, 2026, with a 469% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812621329
Dimensions6.85 × 6.30 × 4.06 mm
L/W Ratio1.09
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
6.85 mm6.30 mm1.03 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812621329
Side View
Table 56.0%Crown 33.9°Girdle: MED-THKPavilion 38.6°Culet: NoneDepth 59.3%

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 28
Current: $1,651 AUD|Low: $280 AUD|High: $1,659 AUD|Avg: $810 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 29, 2026
Retailer 15$280 AUD
Retailer 7$337 AUD
Retailer 10$441 AUD
Retailer 13$537 AUD
Retailer 8$543 AUD
Retailer 2$560 AUD
Retailer 12$594 AUD
Retailer 14$652 AUD
Retailer 4$763 AUD
Retailer 3$763 AUD
Retailer 6$1,083 AUD
Retailer 5$1,083 AUD
Retailer 9$1,471 AUD
Retailer 11$1,596 AUD
Brilliant Earth$1,651 AUD

38 data points across 15 retailers

20 retailers$280 AUD to $1,596 AUD

A
Retailer 1
-
$270 AUD
$190 USD
Price last confirmed 21 days ago
A
Retailer 2
-
$280 AUD
$197 USD
View
Final sale: no returns
A
Retailer 3
-
$316 AUD
$222 USD
View
Price last confirmed 31 days ago
A
Retailer 4
-
$333 AUD
$234 USD
View
Price last confirmed 34 days ago
A
Retailer 5
-
$336 AUD
$236 USD
View
Price last confirmed 26 days ago
A
Retailer 6
-
$336 AUD
$236 USD
View
Price last confirmed 17 days ago
A
Retailer 7
-
$441 AUD
$310 USD
View
A
Retailer 8
-
$537 AUD
ZAR 6,099 ZAR
View
A
Retailer 9
-
$543 AUD
€363 EUR
View
A
Retailer 10
-
$560 AUD
£310 GBP
View
B+
Retailer 11
-
$594 AUD
$417 USD
View
B+
Retailer 12
-
$652 AUD
$458 USD
View
B+
Retailer 13
-
$763 AUD
$536 USD
View
B+
Retailer 14
-
$763 AUD
View
B
Retailer 15
-
$1,079 AUD
$758 USD
View
Price last confirmed 25 days ago
B
Retailer 16
-
$1,083 AUD
$761 USD
View
B+
Retailer 17
-
$1,083 AUD
$761 USD
View
B
Retailer 18
-
$1,471 AUD
£814 GBP
View
B
Retailer 19
-
$1,596 AUD
$1,121 USD
View
Most Expensive
B
Brilliant Earth
20681195A · Oct 22
$1,651 AUD
$1,160 USD
View
Price last confirmed 7 days ago
19 more retailers have this diamond
Prices start from $280 AUDSave up to $1,316 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
1.03ct Heart
$280 AUD