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Heart|Lab Grown|IGI

1.03ct E VVS1 Heart Lab Grown Diamond

ID • E/VVS1 • IGI LG815601817

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG815601817

Diamond specifications and retailer prices

From $268 AUD
$188 USD
As of October 27, 2026
Save $1,294 AUD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,594 AUD at Brilliant Earth · As of October 16, 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 LG815601817 or 815601817. Listed at 19 retailers as of October 27, 2026, with a 484% 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 angle32.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815601817
Dimensions7.00 × 6.28 × 4.13 mm
L/W Ratio1.11
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.00 mm6.28 mm1.03 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815601817
Side View
Table 60.0%Crown 32.5°Girdle: MED-THKPavilion 41.1°Culet: NoneDepth 59.0%

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 27
Current: $1,594 AUD|Low: $268 AUD|High: $1,636 AUD|Avg: $777 AUD|-1.8%
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
Retailer 19
October 29, 2026
Retailer 8$268 AUD
Retailer 7$299 AUD
Retailer 5$310 AUD
Retailer 4$332 AUD
Retailer 18$332 AUD
Retailer 13$409 AUD
Retailer 19$448 AUD
Retailer 14$570 AUD
Retailer 3$599 AUD
Retailer 2$601 AUD
Retailer 6$779 AUD
Retailer 15$810 AUD
Retailer 16$1,068 AUD
Retailer 17$1,072 AUD
Retailer 9$1,115 AUD
Retailer 10$1,145 AUD
Retailer 11$1,172 AUD
Retailer 12$1,562 AUD
Brilliant Earth$1,594 AUD

30 data points across 19 retailers

19 retailers$268 AUD to $1,562 AUD

A
Cheapest Retailer
-
$268 AUD
$188 USD
A
Retailer 2
-
$299 AUD
$210 USD
View
Final sale: no returns
A
Retailer 3
-
$310 AUD
$218 USD
View
A
Retailer 4
-
$332 AUD
$233 USD
View
A
Retailer 5
-
$332 AUD
$233 USD
View
A
Retailer 6
-
$409 AUD
£226 GBP
View
A
Retailer 7
-
$448 AUD
$315 USD
View
A
Retailer 8
-
$570 AUD
ZAR 6,474 ZAR
View
B+
Retailer 9
-
$599 AUD
$421 USD
View
B+
Retailer 10
-
$601 AUD
£332 GBP
View
B+
Retailer 11
-
$779 AUD
$547 USD
View
B+
Retailer 12
-
$810 AUD
View
B
Retailer 13
-
$1,068 AUD
$750 USD
View
B
Retailer 14
-
$1,072 AUD
$753 USD
View
B
Retailer 15
-
$1,115 AUD
$783 USD
View
B
Retailer 16
-
$1,145 AUD
$804 USD
View
Retailer 17
-
$1,172 AUD
SGD 1,113 SGD
View
Price last confirmed 17 days ago
B
Retailer 18
-
$1,562 AUD
£864 GBP
View
Most Expensive
Brilliant Earth
20449063A · Oct 16
$1,594 AUD
$1,120 USD
View
Price last confirmed 13 days ago
18 more retailers have this diamond
Prices start from $268 AUDSave up to $1,294 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
$268 AUD