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Oval|Lab Grown|IGI

4.71ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG734521857

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG734521857

Diamond specifications and retailer prices

From €493 EUR
$551 USD
As of October 29, 2026
Save €3,069 EUR (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €3,777 EUR at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 4.71ct lab-grown oval diamond

This 4.71ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG734521857 or 734521857. Listed at 16 retailers as of October 29, 2026, with a 622% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.71
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG734521857
Dimensions14.63 × 9.08 × 5.47 mm
L/W Ratio1.61
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.63 mm9.08 mm4.71 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG734521857
Side View
Table 56.0%Crown 34.2°Girdle: STK-THKPavilion 38.3°Culet: NoneDepth 60.2%

Caratlytics Score

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A
Excellent
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: €3,777 EUR|Low: €474 EUR|High: €6,982 EUR|Avg: €1,539 EUR|-1.5%
Rare Carat
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
Retailer 16
Retailer 17
October 31, 2026
Retailer 17€493 EUR
Retailer 11€512 EUR
Retailer 7€552 EUR
Retailer 3€611 EUR
Retailer 6€611 EUR
Retailer 13€729 EUR
Retailer 9€919 EUR
Retailer 4€943 EUR
Retailer 2€953 EUR
Retailer 15€989 EUR
Retailer 12€1,285 EUR
Retailer 16€1,577 EUR
Retailer 5€1,608 EUR
Retailer 8€1,759 EUR
Retailer 14€2,667 EUR
Retailer 10€3,562 EUR
Rare Carat€3,777 EUR

39 data points across 17 retailers

16 retailers€493 EUR to €3,562 EUR

A
Cheapest Retailer
-
€493 EUR
$551 USD
A
Retailer 2
-
€512 EUR
£450 GBP
View
A
Retailer 3
-
€552 EUR
$617 USD
View
Retailer 4
-
€611 EUR
$683 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
€611 EUR
$683 USD
View
A
Retailer 6
-
€729 EUR
$815 USD
View
A
Retailer 7
-
€919 EUR
$1,027 USD
View
B+
Retailer 8
-
€943 EUR
$1,053 USD
View
A
Retailer 9
-
€953 EUR
£838 GBP
View
B+
Retailer 10
-
€1,285 EUR
A$2,208 AUD
View
B+
Retailer 11
-
€1,577 EUR
$1,762 USD
View
B+
Retailer 12
-
€1,608 EUR
$1,796 USD
View
B+
Retailer 13
-
€1,759 EUR
$1,965 USD
View
B
Retailer 14
-
€2,667 EUR
£2,346 GBP
View
B
Retailer 15
-
€3,562 EUR
$3,980 USD
View
Most Expensive
Rare Carat
AAA00803 · Oct 21
€3,777 EUR
$4,220 USD
View
Price last confirmed 10 days ago
15 more retailers have this diamond
Prices start from €493 EURSave up to €3,069 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
4.71ct Oval
€493 EUR