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Heart|Lab Grown|IGI

1.90ct G SI1 Heart Lab Grown Diamond

ID • G/SI1 • IGI LG522254249

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG522254249

Diamond specifications and retailer prices

From $522 AUD
As of November 6, 2026
Save $1,999 AUD (79%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,521 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 1.9ct lab-grown heart diamond

This 1.9ct lab-grown heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG522254249 or 522254249. Listed at 17 retailers as of November 5, 2026, with prices from $522 to $2,521, a $1,999 spread on the same certified stone. MOH London lists it at $2,521. 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

1.90
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.2°
Pavilion angle44.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG522254249
Dimensions8.52 × 7.79 × 4.96 mm
L/W Ratio1.09
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
8.52 mm7.79 mm1.90 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG522254249
Side View
Table 60.0%Crown 32.2°Girdle: STK-THKPavilion 44.5°Culet: NoneDepth 58.2%

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 6
Current: $2,521 AUD|Low: $501 AUD|High: $3,129 AUD|Avg: $1,377 AUD|-1.3%
MOH London
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
November 5, 2026
Retailer 12$522 AUD
Retailer 6$582 AUD
Retailer 16$605 AUD
Retailer 3$648 AUD
Retailer 13$648 AUD
Retailer 10$866 AUD
Retailer 15$1,038 AUD
Retailer 5$1,039 AUD
Retailer 4$1,109 AUD
Retailer 2$1,154 AUD
Retailer 11$1,898 AUD
Retailer 9$1,979 AUD
Retailer 14$2,080 AUD
Retailer 8$2,138 AUD
Retailer 7$2,473 AUD
MOH London$2,521 AUD

44 data points across 16 retailers

17 retailers$522 AUD to $2,521 AUD

A
Cheapest Retailer
-
$522 AUD
A
Retailer 2
-
$582 AUD
View
Final sale: no returns
A
Retailer 3
-
$605 AUD
View
Retailer 4
-
$648 AUD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$648 AUD
View
B+
Retailer 6
-
$866 AUD
View
B+
Retailer 7
-
$1,038 AUD
View
B+
Retailer 8
-
$1,039 AUD
View
B+
Retailer 9
-
$1,109 AUD
View
B+
Retailer 10
-
$1,154 AUD
View
B
Retailer 11
-
$1,452 AUD
View
B
Retailer 12
-
$1,898 AUD
View
B
Retailer 13
-
$1,979 AUD
View
B
Retailer 14
-
$2,080 AUD
View
B
Retailer 15
-
$2,138 AUD
View
B
Retailer 16
-
$2,473 AUD
View
Most Expensive
B
MOH London
LG522254249 · Nov 5
$2,521 AUD
£1,364 GBP
View
16 more retailers have this diamond
Prices start from $522 AUDSave up to $1,999 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
1.90ct Heart
$522 AUD