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Round|Lab Grown|IGI

1.15ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG640492470

Shape and cutting style on the report: Round brilliant

Certificate IGI LG640492470

Diamond specifications and retailer prices

From $333 USD
As of October 29, 2026
Save $2,627 USD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,960 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.15ct lab-grown round diamond

This 1.15ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG640492470 or 640492470. Listed at 18 retailers as of October 29, 2026, with prices from $333 to $2,960, a $2,627 spread on the same certified stone. Do Amore Diamonds lists it at $2,960. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.15
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG640492470
Dimensions6.82 × 6.78 × 4.10 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.82 mm6.78 mm1.15 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG640492470
Side View
Table 59.0%Crown 32.9°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 60.3%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: $376 USD|Low: $320 USD|High: $1,801 USD|Avg: $801 USD|-2.6%
Retailer 1
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
October 30, 2026
Retailer 4$333 USD
Retailer 9$363 USD
Retailer 1$376 USD
Retailer 5$413 USD
Retailer 15$565 USD
Retailer 8$651 USD
Retailer 6$730 USD
Retailer 14$783 USD
Retailer 10$796 USD
Retailer 2$994 USD
Retailer 12$1,106 USD
Retailer 3$1,210 USD
Retailer 7$1,464 USD
Retailer 11$1,582 USD
Retailer 13$1,789 USD

43 data points across 15 retailers

18 retailers$333 USD to $2,960 USD

A
Cheapest Retailer
-
$333 USD
A
Retailer 2
-
$363 USD
View
Final sale: no returns
A
Retailer 3
-
$376 USD
View
A
Retailer 4
-
$413 USD
View
A
Retailer 5
-
$413 USD
View
A
Retailer 6
-
$486 USD
View
A
Retailer 7
-
$565 USD
View
B+
Retailer 8
-
$651 USD
View
B+
Retailer 9
-
$730 USD
View
B+
Retailer 10
-
$783 USD
ZAR 12,647 ZAR
View
B+
Retailer 11
-
$796 USD
£627 GBP
View
B+
Retailer 12
-
$994 USD
A$1,529 AUD
View
B+
Retailer 13
-
$1,106 USD
A$1,702 AUD
View
B
Retailer 14
-
$1,210 USD
View
B
Retailer 15
-
$1,464 USD
View
B
Retailer 16
-
$1,582 USD
View
B
Retailer 17
-
$1,789 USD
£1,409 GBP
View
Most Expensive
B
Do Amore Diamonds
27-A9FD1977E · Oct 29
$2,960 USD
View
17 more retailers have this diamond
Prices start from $333 USDSave up to $2,627 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
1.15ct Round
$333 USD