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Heart|Lab Grown|IGI

1.82ct H SI1 Heart Lab Grown Diamond

ID • H/SI1 • IGI LG780610475

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG780610475

Diamond specifications and retailer prices

From $300 SGD
As of November 6, 2026
Save $1,187 SGD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,487 SGD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.82ct lab-grown heart diamond

This 1.82ct lab-grown heart sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG780610475 or 780610475. Listed at 14 retailers as of November 3, 2026, with prices from $300 to $1,487, a $1,187 spread on the same certified stone. Brilliant Earth lists it at $1,487. 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

1.82
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780610475
Dimensions7.75 × 7.99 × 4.98 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.75 mm7.99 mm1.82 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780610475
Side View
Table 57.0%Crown 35.8°Girdle: STK-THKPavilion 39.7°Culet: NoneDepth 62.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $1,487 SGD|Low: $288 SGD|High: $2,512 SGD|Avg: $845 SGD|-40.8%
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
November 6, 2026
Retailer 9$300 SGD
Retailer 4$336 SGD
Retailer 13$349 SGD
Retailer 10$372 SGD
Retailer 14$372 SGD
Retailer 2$487 SGD
Retailer 12$629 SGD
Retailer 3$806 SGD
Retailer 5$819 SGD
Retailer 8$995 SGD
Retailer 11$1,196 SGD
Retailer 6$1,262 SGD
Retailer 7$1,485 SGD
Brilliant Earth$1,487 SGD

42 data points across 14 retailers

14 retailers$300 SGD to $1,487 SGD

A
Cheapest Retailer
-
$300 SGD
A
Retailer 2
-
$336 SGD
View
Final sale: no returns
A
Retailer 3
-
$349 SGD
View
A
Retailer 4
-
$372 SGD
View
Retailer 5
-
$372 SGD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$487 SGD
View
B+
Retailer 7
-
$629 SGD
View
A
Retailer 8
-
$806 SGD
View
A
Retailer 9
-
$819 SGD
View
B+
Retailer 10
-
$995 SGD
View
B+
Retailer 11
-
$1,196 SGD
View
B+
Retailer 12
-
$1,262 SGD
View
B+
Retailer 13
-
$1,485 SGD
View
Most Expensive
B+
Brilliant Earth
18015576A · Nov 3
$1,487 SGD
$1,160 USD
View
13 more retailers have this diamond
Prices start from $300 SGDSave up to $1,187 SGD

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
1.82ct Heart
$300 SGD