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Round|Lab Grown|IGI

1.81ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG803675180

Shape and cutting style on the report: Round brilliant

Certificate IGI LG803675180

Diamond specifications and retailer prices

From $468 SGD
$365 USD
As of October 28, 2026
Save $3,749 SGD (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $4,217 SGD at Brilliant Earth · As of October 29, 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG803675180 or 803675180. Listed at 22 retailers as of October 28, 2026, with prices from $468 to $4,217, a $3,749 spread on the same certified stone. Brilliant Earth lists it at $4,217. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803675180
Dimensions7.84 × 7.77 × 4.81 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
7.84 mm7.77 mm1.81 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803675180
Side View
Table 57.0%Crown 35.2°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.6%

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 28
Current: $4,217 SGD|Low: $468 SGD|High: $4,217 SGD|Avg: $1,480 SGD
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
October 30, 2026
Retailer 7$468 SGD
Retailer 4$731 SGD
Retailer 13$731 SGD
Retailer 10$841 SGD
Retailer 12$891 SGD
Retailer 2$925 SGD
Retailer 5$960 SGD
Retailer 9$1,173 SGD
Retailer 11$1,209 SGD
Retailer 16$1,521 SGD
Retailer 17$1,552 SGD
Retailer 8$1,724 SGD
Retailer 3$1,817 SGD
Retailer 6$2,047 SGD
Retailer 14$2,082 SGD
Retailer 15$3,300 SGD
Brilliant Earth$4,217 SGD

38 data points across 17 retailers

22 retailers$468 SGD to $4,217 SGD

Retailer 1
-
$418 SGD
$326 USD
Price last confirmed 19 days ago
A
Retailer 2
-
$468 SGD
$365 USD
View
Final sale: no returns
Retailer 3
-
$519 SGD
$405 USD
View
Price last confirmed 17 days ago
Retailer 4
-
$519 SGD
$405 USD
View
Price last confirmed 27 days ago
A
Retailer 5
-
$731 SGD
$570 USD
View
A
Retailer 6
-
$731 SGD
$570 USD
View
A
Retailer 7
-
$841 SGD
€625 EUR
View
A
Retailer 8
-
$891 SGD
ZAR 11,234 ZAR
View
A
Retailer 9
-
$925 SGD
£568 GBP
View
A
Retailer 10
-
$960 SGD
$749 USD
View
A
Retailer 11
-
$1,173 SGD
$915 USD
View
A
Retailer 12
-
$1,209 SGD
A$1,451 AUD
View
B+
Retailer 13
-
$1,521 SGD
$1,187 USD
View
B+
Retailer 14
-
$1,552 SGD
$1,211 USD
View
Retailer 15
-
$1,667 SGD
$1,301 USD
View
Price last confirmed 22 days ago
B+
Retailer 16
-
$1,724 SGD
$1,345 USD
View
B+
Retailer 17
-
$1,817 SGD
$1,418 USD
View
B+
Retailer 18
-
$1,960 SGD
$1,529 USD
View
B+
Retailer 19
-
$2,047 SGD
$1,597 USD
View
B+
Retailer 20
-
$2,082 SGD
£1,279 GBP
View
B
Retailer 21
-
$3,300 SGD
$2,575 USD
View
Most Expensive
B
Brilliant Earth
20269441A · Oct 29
$4,217 SGD
$3,290 USD
View
21 more retailers have this diamond
Prices start from $468 SGDSave up to $3,749 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
$468 SGD