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Round|Lab Grown|IGI

1.81ct D FL Round Lab Grown Diamond

EX • D/FL • IGI LG840634436

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840634436

Diamond specifications and retailer prices

From $602 SGD
$471 USD
As of October 29, 2026
Save $3,655 SGD (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $4,257 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.81ct lab-grown round diamond

This 1.81ct lab-grown round 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 LG840634436 or 840634436. Listed at 22 retailers as of October 29, 2026, with prices from $602 to $4,257, a $3,655 spread on the same certified stone. Brilliant Earth lists it at $4,257. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840634436
Dimensions7.75 × 7.79 × 4.86 mm
L/W Ratio1.01
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
7.75 mm7.79 mm1.81 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840634436
Side View
Table 57.0%Crown 35.2°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.6%

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: Oct 29
Current: $4,257 SGD|Low: $602 SGD|High: $7,747 SGD|Avg: $2,138 SGD|-45.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 11
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Retailer 17
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Retailer 21
Retailer 22
October 31, 2026
Retailer 7$602 SGD
Retailer 22$674 SGD
Retailer 4$697 SGD
Retailer 11$747 SGD
Retailer 20$927 SGD
Retailer 16$958 SGD
Retailer 9$1,062 SGD
Retailer 5$1,165 SGD
Retailer 2$1,224 SGD
Retailer 18$1,238 SGD
Retailer 19$1,282 SGD
Retailer 13$1,731 SGD
Retailer 6$1,763 SGD
Retailer 12$2,398 SGD
Retailer 10$2,436 SGD
Retailer 8$2,565 SGD
Retailer 21$2,607 SGD
Retailer 3$2,662 SGD
Retailer 17$2,755 SGD
Retailer 15$4,123 SGD
Retailer 14$4,187 SGD
Brilliant Earth$4,257 SGD

16 data points across 22 retailers

22 retailers$602 SGD to $4,257 SGD

A
Cheapest Retailer
-
$602 SGD
$471 USD
A
Retailer 2
-
$674 SGD
$527 USD
View
A
Retailer 3
-
$697 SGD
$545 USD
View
Final sale: no returns
A
Retailer 4
-
$747 SGD
$584 USD
View
A
Retailer 5
-
$927 SGD
$725 USD
View
A
Retailer 6
-
$958 SGD
£590 GBP
View
A
Retailer 7
-
$1,062 SGD
$831 USD
View
A
Retailer 8
-
$1,165 SGD
$911 USD
View
A
Retailer 9
-
$1,224 SGD
£754 GBP
View
A
Retailer 10
-
$1,238 SGD
€922 EUR
View
A
Retailer 11
-
$1,282 SGD
ZAR 16,201 ZAR
View
B+
Retailer 12
-
$1,731 SGD
$1,354 USD
View
B+
Retailer 13
-
$1,763 SGD
$1,379 USD
View
B
Retailer 14
-
$2,398 SGD
$1,876 USD
View
B+
Retailer 15
-
$2,436 SGD
$1,906 USD
View
B+
Retailer 16
-
$2,565 SGD
View
B+
Retailer 17
-
$2,607 SGD
$2,039 USD
View
B
Retailer 18
-
$2,662 SGD
$2,082 USD
View
B+
Retailer 19
-
$2,755 SGD
£1,697 GBP
View
B
Retailer 20
-
$4,123 SGD
$3,225 USD
View
B
Retailer 21
-
$4,187 SGD
$3,275 USD
View
Most Expensive
B
Brilliant Earth
22142868A · Oct 30
$4,257 SGD
$3,330 USD
View
21 more retailers have this diamond
Prices start from $602 SGDSave up to $3,655 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
1.81ct Round
$602 SGD