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Princess|Lab Grown|IGI

1.81ct E IF Princess Lab Grown Diamond

ID • E/IF • IGI LG717596230

Shape and cutting style on the report: Princess cut

Certificate IGI LG717596230

Diamond specifications and retailer prices

From $684 USD
As of October 27, 2026
Save $2,746 USD (80%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,430 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.81ct lab-grown princess diamond

This 1.81ct lab-grown princess 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 LG717596230 or 717596230. Listed at 21 retailers as of October 27, 2026, with prices from $684 to $3,430, a $2,746 spread on the same certified stone. Brilliant Earth lists it at $3,430. 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 angle40.6°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG717596230
Dimensions6.80 × 6.67 × 4.46 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.80 mm6.67 mm1.81 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG717596230
Side View
Table 67.0%Crown 40.6°Girdle: Slightly ThickPavilion 35.3°Culet: NoneDepth 66.9%

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 27
Current: $3,430 USD|Low: $744 USD|High: $3,430 USD|Avg: $1,854 USD
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
October 29, 2026
Retailer 5$744 USD
Retailer 10$812 USD
Retailer 11$970 USD
Retailer 14$1,135 USD
Retailer 2$1,266 USD
Retailer 7$1,289 USD
Retailer 9$1,458 USD
Retailer 12$1,973 USD
Retailer 13$2,026 USD
Retailer 6$2,469 USD
Retailer 3$2,566 USD
Retailer 4$2,669 USD
Retailer 8$3,359 USD
Brilliant Earth$3,430 USD

40 data points across 14 retailers

21 retailers$684 USD to $3,430 USD

A
Cheapest Retailer
-
$684 USD
A
Retailer 2
-
$744 USD
View
A
Retailer 3
-
$793 USD
View
A
Retailer 4
-
$793 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$812 USD
View
Final sale: no returns
A
Retailer 6
-
$970 USD
View
A
Retailer 7
-
$1,135 USD
View
A
Retailer 8
-
$1,266 USD
£997 GBP
View
A
Retailer 9
-
$1,289 USD
€1,228 EUR
View
A
Retailer 10
-
$1,458 USD
ZAR 23,550 ZAR
View
A
Retailer 11
-
$1,539 USD
View
A
Retailer 12
-
$1,973 USD
A$3,035 AUD
View
Price last confirmed 8 days ago
A
Retailer 13
-
$2,026 USD
View
B+
Retailer 14
-
$2,230 USD
View
B+
Retailer 15
-
$2,469 USD
£1,944 GBP
View
B+
Retailer 16
-
$2,566 USD
View
B+
Retailer 17
-
$2,669 USD
SGD 3,607 SGD
View
B+
Retailer 18
-
$2,705 USD
View
B+
Retailer 19
-
$2,735 USD
View
B+
Retailer 20
-
$3,359 USD
£2,645 GBP
View
Most Expensive
B
Brilliant Earth
18190606A · Oct 29
$3,430 USD
View
20 more retailers have this diamond
Prices start from $684 USDSave up to $2,746 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. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.81ct Princess
$684 USD