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Heart|Lab Grown|IGI

1.02ct G SI1 Heart Lab Grown Diamond

ID • G/SI1 • IGI LG526278790

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG526278790

Diamond specifications and retailer prices

From $298 AUD
As of November 6, 2026
Save $1,464 AUD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,762 AUD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.02ct lab-grown heart diamond

This 1.02ct lab-grown heart sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG526278790 or 526278790. Listed at 16 retailers as of November 6, 2026, with prices from $298 to $1,762, a $1,464 spread on the same certified stone. Reve Diamonds lists it at $1,762. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.02
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG526278790
Dimensions7.24 × 6.16 × 4.02 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.24 mm6.16 mm1.02 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG526278790
Side View
Table 58.5%Crown 34.1°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 55.5%

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 6
Current: $485 AUD|Low: $287 AUD|High: $1,751 AUD|Avg: $715 AUD|-2.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 9$298 AUD
Retailer 2$346 AUD
Retailer 3$371 AUD
Retailer 10$371 AUD
Retailer 4$456 AUD
Retailer 1$485 AUD
Retailer 12$639 AUD
Retailer 5$675 AUD
Retailer 7$830 AUD
Retailer 11$1,191 AUD
Retailer 8$1,195 AUD
Retailer 6$1,728 AUD

44 data points across 12 retailers

16 retailers$298 AUD to $1,762 AUD

A
Cheapest Retailer
-
$298 AUD
A
Retailer 2
-
$335 AUD
View
Final sale: no returns
A
Retailer 3
-
$346 AUD
View
A
Retailer 4
-
$371 AUD
View
Retailer 5
-
$371 AUD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$456 AUD
View
A
Retailer 7
-
$485 AUD
View
B+
Retailer 8
-
$639 AUD
View
B+
Retailer 9
-
$675 AUD
View
B+
Retailer 10
-
$715 AUD
View
B+
Retailer 11
-
$830 AUD
View
B
Retailer 12
-
$1,191 AUD
View
B
Retailer 13
-
$1,195 AUD
View
B
Retailer 14
-
$1,268 AUD
View
B
Retailer 15
-
$1,728 AUD
View
Most Expensive
B
Reve Diamonds
DC93605AF · Nov 6
$1,762 AUD
$1,211 USD
View
15 more retailers have this diamond
Prices start from $298 AUDSave up to $1,464 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
1.02ct Heart
$298 AUD