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Round|Lab Grown|IGI

5.19ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG627420175

Shape and cutting style on the report: Round brilliant

Certificate IGI LG627420175

Diamond specifications and retailer prices

From €542 EUR
$606 USD
As of October 29, 2026
Save €3,002 EUR (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €3,892 EUR at Rare Carat · As of September 23, 2026
View at Rare Carat

About this 5.19ct lab-grown round diamond

This 5.19ct 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 LG627420175 or 627420175. Listed at 17 retailers as of October 29, 2026, with a 553% 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

5.19
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627420175
Dimensions11.17 × 11.22 × 6.78 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
11.17 mm11.22 mm5.19 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627420175
Side View
Table 58.0%Crown 34.1°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.6%

Caratlytics Score

How it works →
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: €2,739 EUR|Low: €542 EUR|High: €3,661 EUR|Avg: €1,442 EUR|-1.0%
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
October 31, 2026
Retailer 4€542 EUR
Retailer 12€607 EUR
Retailer 15€672 EUR
Retailer 16€672 EUR
Retailer 14€838 EUR
Retailer 5€1,030 EUR
Retailer 10€1,034 EUR
Retailer 9€1,049 EUR
Retailer 7€1,058 EUR
Retailer 2€1,079 EUR
Retailer 8€1,523 EUR
Retailer 13€1,668 EUR
Retailer 3€1,768 EUR
Rare Carat€2,739 EUR
Retailer 11€2,921 EUR
Retailer 6€3,545 EUR

38 data points across 16 retailers

17 retailers€542 EUR to €3,545 EUR

A
Cheapest Retailer
-
€542 EUR
$606 USD
A
Retailer 2
-
€607 EUR
$678 USD
View
Retailer 3
-
€672 EUR
$751 USD
View
Price last confirmed 15 days ago
A
Retailer 4
-
€672 EUR
$751 USD
View
Retailer 5
-
€838 EUR
£738 GBP
View
Price last confirmed 14 days ago
B+
Retailer 6
-
€1,030 EUR
$1,151 USD
View
B+
Retailer 7
-
€1,034 EUR
$1,155 USD
View
A
Retailer 8
-
€1,049 EUR
£922 GBP
View
A
Retailer 9
-
€1,058 EUR
$1,182 USD
View
A
Retailer 10
-
€1,079 EUR
View
B+
Retailer 11
-
€1,523 EUR
$1,701 USD
View
B+
Retailer 12
-
€1,668 EUR
$1,863 USD
View
B+
Retailer 13
-
€1,768 EUR
$1,975 USD
View
Retailer 14
-
€2,739 EUR
$3,060 USD
View
Price last confirmed 10 days ago
B
Retailer 15
-
€2,921 EUR
£2,570 GBP
View
B
Retailer 16
-
€3,545 EUR
$3,960 USD
View
Most Expensive
Rare Carat
LG-148175_l_702569939 · Sep 23
€3,892 EUR
$4,348 USD
View
Price last confirmed 38 days ago
16 more retailers have this diamond
Prices start from €542 EURSave up to €3,002 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
5.19ct Round
€542 EUR