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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 $205 USD
As of November 4, 2026
Save $1,006 USD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,211 USD at Reve Diamonds · As of November 4, 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 4, 2026, with prices from $205 to $1,211, a $1,006 spread on the same certified stone. Reve Diamonds lists it at $1,211. 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
Color
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 4
Current: $463 USD|Low: $197 USD|High: $1,203 USD|Avg: $520 USD|+2.2%
Retailer 1
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
November 5, 2026
Retailer 11$205 USD
Retailer 2$238 USD
Retailer 3$255 USD
Retailer 12$255 USD
Retailer 4$313 USD
Retailer 8$335 USD
Retailer 14$439 USD
Retailer 1$463 USD
Retailer 5$491 USD
Retailer 9$570 USD
Retailer 13$818 USD
Retailer 10$821 USD
Retailer 6$871 USD
Retailer 7$1,187 USD

44 data points across 14 retailers

16 retailers$205 USD to $1,211 USD

A
Cheapest Retailer
-
$205 USD
A
Retailer 2
-
$230 USD
View
Final sale: no returns
A
Retailer 3
-
$238 USD
View
A
Retailer 4
-
$255 USD
View
Retailer 5
-
$255 USD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$313 USD
View
A
Retailer 7
-
$335 USD
View
B+
Retailer 8
-
$439 USD
View
B+
Retailer 9
-
$463 USD
View
B+
Retailer 10
-
$491 USD
View
B+
Retailer 11
-
$570 USD
View
B
Retailer 12
-
$818 USD
View
B
Retailer 13
-
$821 USD
View
B
Retailer 14
-
$871 USD
View
B
Retailer 15
-
$1,187 USD
View
Most Expensive
B
Reve Diamonds
DC93605AF · Nov 4
$1,211 USD
View
15 more retailers have this diamond
Prices start from $205 USDSave up to $1,006 USD

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
$205 USD