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Oval|Lab Grown|IGI

4.51ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG647476972

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG647476972

Diamond specifications and retailer prices

From €586 EUR
$655 USD
As of October 29, 2026
Save €4,614 EUR (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €5,200 EUR at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 4.51ct lab-grown oval diamond

This 4.51ct 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 LG647476972 or 647476972. Listed at 14 retailers as of October 29, 2026, with prices from €586 to €5,200, a €4,614 spread on the same certified stone. Do Amore Diamonds lists it at €5,200. 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

4.51
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG647476972
Dimensions13.71 × 9.18 × 5.77 mm
L/W Ratio1.49
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.71 mm9.18 mm4.51 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG647476972
Side View
Table 60.0%Crown 36°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.9%

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: €5,200 EUR|Low: €637 EUR|High: €5,639 EUR|Avg: €2,309 EUR|-7.8%
Do Amore Diamonds
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 11€637 EUR
Retailer 9€788 EUR
Retailer 10€939 EUR
Retailer 5€993 EUR
Retailer 6€1,075 EUR
Retailer 3€1,109 EUR
Retailer 12€1,305 EUR
Retailer 8€1,663 EUR
Retailer 13€1,736 EUR
Retailer 14€2,707 EUR
Retailer 15€2,945 EUR
Retailer 2€2,961 EUR
Retailer 4€3,383 EUR
Do Amore Diamonds€5,200 EUR
Retailer 7€5,319 EUR

20 data points across 15 retailers

14 retailers€586 EUR to €5,200 EUR

A
Cheapest Retailer
-
€586 EUR
$655 USD
A
Retailer 2
-
€637 EUR
$712 USD
View
A
Retailer 3
-
€788 EUR
$880 USD
View
A
Retailer 4
-
€939 EUR
HK$8,200 HKD
View
B+
Retailer 5
-
€1,109 EUR
$1,239 USD
View
B+
Retailer 6
-
€1,305 EUR
$1,458 USD
View
B+
Retailer 7
-
€1,663 EUR
A$2,858 AUD
View
B+
Retailer 8
-
€1,736 EUR
$1,939 USD
View
B
Retailer 9
-
€2,109 EUR
$2,356 USD
View
B
Retailer 10
-
€2,707 EUR
SGD 4,087 SGD
View
Retailer 11
-
€2,945 EUR
$3,290 USD
View
Price last confirmed 9 days ago
B
Retailer 12
-
€2,961 EUR
£2,605 GBP
View
B
Retailer 13
-
€3,383 EUR
$3,780 USD
View
Most Expensive
B
Do Amore Diamonds
27-AD6FE5D17 · Oct 30
€5,200 EUR
$5,810 USD
View
13 more retailers have this diamond
Prices start from €586 EURSave up to €4,614 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
4.51ct Oval
€586 EUR