Round|Lab Grown|IGI

1.45ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG818659732

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818659732

Diamond specifications and retailer prices

From $302 USD
As of October 29, 2026
Save $1,928 USD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,230 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.45ct lab-grown round diamond

This 1.45ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818659732 or 818659732. Listed at 18 retailers as of October 29, 2026, with prices from $302 to $2,230, a $1,928 spread on the same certified stone. Brilliant Earth lists it at $2,230. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818659732
Dimensions7.29 × 7.22 × 4.50 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
7.29 mm7.22 mm1.45 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818659732
Side View
Table 56.0%Crown 35.7°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
A+
Exceptional
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: $2,230 USD|Low: $249 USD|High: $2,300 USD|Avg: $998 USD|-3.0%
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
October 30, 2026
Retailer 5$339 USD
Retailer 10$530 USD
Retailer 8$611 USD
Retailer 3$613 USD
Retailer 9$644 USD
Retailer 2$664 USD
Retailer 4$917 USD
Retailer 12$1,004 USD
Retailer 14$1,152 USD
Retailer 13$1,198 USD
Retailer 6$1,253 USD
Retailer 7$1,511 USD
Retailer 11$2,015 USD
Brilliant Earth$2,230 USD

40 data points across 14 retailers

18 retailers$302 USD to $2,230 USD

A+
Cheapest Retailer
-
$302 USD
A
Retailer 2
-
$339 USD
View
Final sale: no returns
A
Retailer 3
-
$375 USD
View
A
Retailer 4
-
$375 USD
View
A
Retailer 5
-
$530 USD
View
A
Retailer 6
-
$611 USD
€582 EUR
View
A
Retailer 7
-
$613 USD
View
A
Retailer 8
-
$644 USD
ZAR 10,409 ZAR
View
A
Retailer 9
-
$664 USD
£523 GBP
View
A
Retailer 10
-
$917 USD
View
B+
Retailer 11
-
$1,004 USD
View
B+
Retailer 12
-
$1,152 USD
View
B+
Retailer 13
-
$1,198 USD
SGD 1,619 SGD
View
B+
Retailer 14
-
$1,205 USD
View
B+
Retailer 15
-
$1,253 USD
View
B+
Retailer 16
-
$1,511 USD
£1,190 GBP
View
B+
Retailer 17
-
$2,015 USD
View
Most Expensive
B
Brilliant Earth
21421886A · Oct 29
$2,230 USD
View
17 more retailers have this diamond
Prices start from $302 USDSave up to $1,928 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+
1.45ct Round
$302 USD