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Heart|Lab Grown|IGI

1.03ct G VS1 Heart Lab Grown Diamond

EX • G/VS1 • IGI LG792658328

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG792658328

Diamond specifications and retailer prices

From $220 AUD
As of November 4, 2026
Save $778 AUD (78%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,468 AUD at Brilliant Earth · As of October 26, 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG792658328 or 792658328. Listed at 20 retailers as of November 2, 2026, with a 355% 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
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38.5°
Pavilion angle43.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792658328
Dimensions6.42 × 6.94 × 4.11 mm
L/W Ratio1.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.42 mm6.94 mm1.03 ctG / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG792658328
Side View
Table 63.0%Crown 38.5°Girdle: THN-STKPavilion 43.6°Culet: NoneDepth 59.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $998 AUD|Low: $220 AUD|High: $1,468 AUD|Avg: $651 AUD|-32.0%
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
November 5, 2026
Retailer 13$220 AUD
Retailer 18$255 AUD
Retailer 19$272 AUD
Retailer 10$309 AUD
Retailer 12$332 AUD
Retailer 3$460 AUD
Retailer 8$465 AUD
Retailer 2$470 AUD
Retailer 6$480 AUD
Retailer 17$496 AUD
Retailer 16$516 AUD
Retailer 11$623 AUD
Retailer 9$710 AUD
Retailer 4$746 AUD
Retailer 14$875 AUD
Retailer 5$878 AUD
Retailer 15$954 AUD
Brilliant Earth$998 AUD
Retailer 7$1,286 AUD

32 data points across 19 retailers

20 retailers$220 AUD to $998 AUD

A
Cheapest Retailer
-
$220 AUD
A
Retailer 2
-
$255 AUD
View
A
Retailer 3
-
$272 AUD
View
A
Retailer 4
-
$309 AUD
View
A
Retailer 5
-
$332 AUD
View
A
Retailer 6
-
$460 AUD
View
Retailer 7
-
$465 AUD
View
Price last confirmed 13 days ago
A
Retailer 8
-
$470 AUD
View
B+
Retailer 9
-
$480 AUD
View
B+
Retailer 10
-
$496 AUD
View
B+
Retailer 11
-
$516 AUD
View
Retailer 12
-
$623 AUD
View
Price last confirmed 10 days ago
B+
Retailer 13
-
$710 AUD
View
B+
Retailer 14
-
$746 AUD
View
B
Retailer 15
-
$875 AUD
View
B
Retailer 16
-
$878 AUD
View
B
Retailer 17
-
$954 AUD
View
B
Retailer 18
-
$998 AUD
View
Retailer 19
-
$1,286 AUD
View
Price last confirmed 10 days ago
Most Expensive
Brilliant Earth
19713981A · Oct 26
$1,468 AUD
$1,030 USD
View
Price last confirmed 9 days ago
19 more retailers have this diamond
Prices start from $220 AUDSave up to $778 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
$220 AUD