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Round|Lab Grown|IGI

1.81ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG757532935

Certificate IGI LG757532935

Diamond specifications and retailer prices

From $546 USD
Save $4,604 USD (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $5,150 USD at Brilliant Earth
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 LG757532935 or 757532935. Listed at 22 retailers, with prices from $546 to $5,150 at Brilliant Earth, a $4,604 spread on the same certified stone. 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
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG757532935
Dimensions7.87 × 7.91 × 4.78 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
7.87 mm7.91 mm1.81 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG757532935
Side View
Table 56.0%Crown 33.1°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $5,150 USD|Low: $546 USD|High: $5,420 USD|Avg: $1,601 USD|-5.0%
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
Retailer 21
October 1, 2026
Retailer 2$546 USD
Retailer 4$637 USD
Retailer 17$637 USD
Retailer 9$696 USD
Retailer 11$705 USD
Retailer 16$840 USD
Retailer 3$931 USD
Retailer 7$945 USD
Retailer 12$1,013 USD
Retailer 13$1,057 USD
Retailer 18$1,069 USD
Retailer 15$1,070 USD
Retailer 21$1,187 USD
Retailer 8$1,294 USD
Retailer 14$1,427 USD
Retailer 6$1,856 USD
Retailer 20$1,909 USD
Retailer 10$2,286 USD
Retailer 5$2,347 USD
Retailer 19$3,100 USD
Brilliant Earth$5,150 USD

39 data points across 21 retailers

22 retailers$546 USD to $5,150 USD

A
Cheapest Retailer
-
$546 USD
A
Retailer 2
-
$637 USD
View
A
Retailer 3
-
$637 USD
View
Price last confirmed 9 days ago
A
Retailer 4
-
$696 USD
View
A
Retailer 5
-
$705 USD
View
A
Retailer 6
-
$840 USD
View
A
Retailer 7
-
$931 USD
View
A
Retailer 8
-
$945 USD
View
A
Retailer 9
-
$1,013 USD
A$1,558 AUD
View
A
Retailer 10
-
$1,032 USD
£813 GBP
View
Price last confirmed 26 days ago
A
Retailer 11
-
$1,057 USD
€1,007 EUR
View
A
Retailer 12
-
$1,070 USD
£842 GBP
View
A
Retailer 13
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$1,070 USD
£843 GBP
View
A
Retailer 14
-
$1,187 USD
ZAR 19,183 ZAR
View
B+
Retailer 15
-
$1,294 USD
View
B+
Retailer 16
-
$1,427 USD
View
Price last confirmed 21 days ago
B+
Retailer 17
-
$1,856 USD
View
B+
Retailer 18
-
$1,909 USD
A$2,937 AUD
View
B
Retailer 19
-
$2,286 USD
View
B
Retailer 20
-
$2,347 USD
View
B
Retailer 21
-
$3,100 USD
£2,441 GBP
View
Most Expensive
B
Brilliant Earth
17197538A · Oct 1
$5,150 USD
View
21 more retailers have this diamond
Prices start from $546 USDSave up to $4,604 USD

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.

A
1.81ct Round
$546 USD