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Round|Lab Grown|IGI

5.03ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG816643416

Shape and cutting style on the report: Round brilliant

Certificate IGI LG816643416

Diamond specifications and retailer prices

From €585 EUR
$654 USD
As of October 29, 2026
Save €2,288 EUR (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €2,874 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 5.03ct lab-grown round diamond

This 5.03ct lab-grown round sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG816643416 or 816643416. Listed at 17 retailers as of October 29, 2026, with prices from €585 to €2,874, a €2,288 spread on the same certified stone. MOH London lists it at €2,874. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

5.03
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816643416
Dimensions11.15 × 11.11 × 6.64 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.15 mm11.11 mm5.03 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816643416
Side View
Table 60.0%Crown 33.1°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 59.7%

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: €2,874 EUR|Low: €561 EUR|High: €2,893 EUR|Avg: €1,156 EUR|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 10€585 EUR
Retailer 4€636 EUR
Retailer 11€678 EUR
Retailer 8€837 EUR
Retailer 2€900 EUR
Retailer 3€1,022 EUR
Retailer 6€1,048 EUR
Retailer 5€1,081 EUR
Retailer 12€1,107 EUR
Retailer 7€1,453 EUR
Retailer 9€1,734 EUR
MOH London€2,874 EUR

39 data points across 12 retailers

17 retailers€585 EUR to €2,874 EUR

A
Cheapest Retailer
-
€585 EUR
$654 USD
A
Retailer 2
-
€636 EUR
$711 USD
View
A
Retailer 3
-
€654 EUR
$731 USD
View
Final sale: no returns
A
Retailer 4
-
€678 EUR
$758 USD
View
Retailer 5
-
€678 EUR
$758 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
€837 EUR
$935 USD
View
A
Retailer 7
-
€900 EUR
£792 GBP
View
A
Retailer 8
-
€1,022 EUR
$1,142 USD
View
B+
Retailer 9
-
€1,048 EUR
View
B+
Retailer 10
-
€1,081 EUR
£951 GBP
View
B+
Retailer 11
-
€1,107 EUR
$1,237 USD
View
B+
Retailer 12
-
€1,453 EUR
A$2,498 AUD
View
B+
Retailer 13
-
€1,456 EUR
$1,627 USD
View
B+
Retailer 14
-
€1,734 EUR
$1,937 USD
View
B
Retailer 15
-
€1,908 EUR
$2,132 USD
View
B
Retailer 16
-
€2,341 EUR
$2,616 USD
View
Most Expensive
B
MOH London
LG816643416 · Oct 29
€2,874 EUR
£2,528 GBP
View
16 more retailers have this diamond
Prices start from €585 EURSave up to €2,288 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
5.03ct Round
€585 EUR