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Heart|Lab Grown|IGI

1.83ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG840632375

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG840632375

Diamond specifications and retailer prices

From $1,004 SGD
$785 USD
As of October 30, 2026
Save $4,545 SGD (82%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $5,548 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.83ct lab-grown heart diamond

This 1.83ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840632375 or 840632375. Listed at 20 retailers as of October 30, 2026, with prices from $1,004 to $5,548, a $4,545 spread on the same certified stone. Brilliant Earth lists it at $5,548. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.83
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840632375
Dimensions7.44 × 8.50 × 4.82 mm
L/W Ratio1.14
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.44 mm8.50 mm1.83 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840632375
Side View
Table 56.0%Crown 37.2°Girdle: MED-THKPavilion 37.8°Culet: NoneDepth 56.7%

Caratlytics Score

How it works →
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: Oct 30
Current: $5,548 SGD|Low: $1,004 SGD|High: $7,504 SGD|Avg: $2,710 SGD|-26.1%
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
Retailer 20
October 31, 2026
Retailer 7$1,004 SGD
Retailer 4$1,092 SGD
Retailer 17$1,163 SGD
Retailer 9$1,209 SGD
Retailer 11$1,292 SGD
Retailer 14$1,320 SGD
Retailer 18$1,387 SGD
Retailer 6$1,480 SGD
Retailer 2$1,770 SGD
Retailer 8$1,881 SGD
Retailer 3$2,034 SGD
Retailer 16$2,139 SGD
Retailer 13$2,521 SGD
Retailer 19$3,273 SGD
Retailer 20$3,824 SGD
Retailer 5$4,022 SGD
Retailer 15$4,385 SGD
Retailer 12$4,610 SGD
Retailer 10$4,941 SGD
Brilliant Earth$5,548 SGD

18 data points across 20 retailers

20 retailers$1,004 SGD to $5,548 SGD

A
Cheapest Retailer
-
$1,004 SGD
$785 USD
A
Retailer 2
-
$1,092 SGD
$854 USD
View
A
Retailer 3
-
$1,163 SGD
$910 USD
View
Retailer 4
-
$1,209 SGD
$946 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$1,292 SGD
$1,011 USD
View
Final sale: no returns
A
Retailer 6
-
$1,320 SGD
£813 GBP
View
A
Retailer 7
-
$1,387 SGD
$1,085 USD
View
A
Retailer 8
-
$1,480 SGD
$1,158 USD
View
A
Retailer 9
-
$1,770 SGD
£1,090 GBP
View
B+
Retailer 10
-
$1,881 SGD
$1,471 USD
View
B+
Retailer 11
-
$2,034 SGD
$1,591 USD
View
B+
Retailer 12
-
$2,139 SGD
ZAR 27,035 ZAR
View
B+
Retailer 13
-
$2,521 SGD
$1,972 USD
View
B+
Retailer 14
-
$3,273 SGD
$2,560 USD
View
B
Retailer 15
-
$3,824 SGD
$2,991 USD
View
B
Retailer 16
-
$4,022 SGD
$3,147 USD
View
B
Retailer 17
-
$4,385 SGD
£2,701 GBP
View
B
Retailer 18
-
$4,610 SGD
View
B
Retailer 19
-
$4,941 SGD
$3,865 USD
View
Most Expensive
B
Brilliant Earth
21826816A · Oct 30
$5,548 SGD
$4,340 USD
View
19 more retailers have this diamond
Prices start from $1,004 SGDSave up to $4,545 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
1.83ct Heart
$1,004 SGD