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Round|Lab Grown|IGI

1.03ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG788621317

Shape and cutting style on the report: Round brilliant

Certificate IGI LG788621317

Diamond specifications and retailer prices

From $199 USD
As of October 29, 2026
Save $962 USD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,161 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.03ct lab-grown round diamond

This 1.03ct 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 LG788621317 or 788621317. Listed at 15 retailers as of October 29, 2026, with prices from $199 to $1,161, a $962 spread on the same certified stone. MOH London lists it at $1,161. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788621317
Dimensions6.54 × 6.50 × 3.99 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
6.54 mm6.50 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788621317
Side View
Table 58.0%Crown 34.8°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.1%

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: $1,161 USD|Low: $194 USD|High: $1,186 USD|Avg: $511 USD|-2.1%
MOH London
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 29, 2026
Retailer 8$199 USD
Retailer 7$223 USD
Retailer 12$231 USD
Retailer 11$247 USD
Retailer 14$247 USD
Retailer 9$401 USD
Retailer 4$428 USD
Retailer 2$450 USD
Retailer 3$486 USD
Retailer 5$559 USD
Retailer 13$603 USD
Retailer 10$793 USD
Retailer 15$796 USD
Retailer 6$847 USD
MOH London$1,161 USD

33 data points across 15 retailers

15 retailers$199 USD to $1,161 USD

A+
Cheapest Retailer
-
$199 USD
A
Retailer 2
-
$223 USD
View
Final sale: no returns
A
Retailer 3
-
$231 USD
View
A
Retailer 4
-
$247 USD
View
A
Retailer 5
-
$247 USD
View
A
Retailer 6
-
$401 USD
£316 GBP
View
A
Retailer 7
-
$428 USD
View
A
Retailer 8
-
$450 USD
£354 GBP
View
A
Retailer 9
-
$486 USD
View
A
Retailer 10
-
$559 USD
View
B+
Retailer 11
-
$603 USD
A$928 AUD
View
B+
Retailer 12
-
$793 USD
View
B+
Retailer 13
-
$796 USD
View
B+
Retailer 14
-
$847 USD
View
Most Expensive
B
MOH London
LG788621317 · Oct 29
$1,161 USD
£914 GBP
View
14 more retailers have this diamond
Prices start from $199 USDSave up to $962 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+
1.03ct Round
$199 USD