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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 €178 EUR
$199 USD
As of October 29, 2026
Save €861 EUR (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €1,039 EUR 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 €178 to €1,039, a €861 spread on the same certified stone. MOH London lists it at €1,039. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €1,039 EUR|Low: €174 EUR|High: €1,062 EUR|Avg: €464 EUR|-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 31, 2026
Retailer 9€178 EUR
Retailer 7€200 EUR
Retailer 12€207 EUR
Retailer 11€221 EUR
Retailer 14€221 EUR
Retailer 8€358 EUR
Retailer 4€383 EUR
Retailer 2€404 EUR
Retailer 3€435 EUR
Retailer 5€500 EUR
Retailer 13€540 EUR
Retailer 10€710 EUR
Retailer 15€712 EUR
Retailer 6€758 EUR
MOH London€1,039 EUR

34 data points across 15 retailers

15 retailers€178 EUR to €1,039 EUR

A+
Cheapest Retailer
-
€178 EUR
$199 USD
A
Retailer 2
-
€200 EUR
$223 USD
View
Final sale: no returns
A
Retailer 3
-
€207 EUR
$231 USD
View
A
Retailer 4
-
€221 EUR
$247 USD
View
A
Retailer 5
-
€221 EUR
$247 USD
View
A
Retailer 6
-
€358 EUR
£315 GBP
View
A
Retailer 7
-
€383 EUR
$428 USD
View
A
Retailer 8
-
€404 EUR
£355 GBP
View
A
Retailer 9
-
€435 EUR
$486 USD
View
A
Retailer 10
-
€500 EUR
$559 USD
View
B+
Retailer 11
-
€540 EUR
A$928 AUD
View
B+
Retailer 12
-
€710 EUR
$793 USD
View
B+
Retailer 13
-
€712 EUR
$796 USD
View
B+
Retailer 14
-
€758 EUR
$847 USD
View
Most Expensive
B
MOH London
LG788621317 · Oct 29
€1,039 EUR
£914 GBP
View
14 more retailers have this diamond
Prices start from €178 EURSave up to €861 EUR

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
€178 EUR