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Oval|Lab Grown|IGI

10.18ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG583319019

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG583319019

Diamond specifications and retailer prices

From €1,640 EUR
£1,442 GBP
As of October 27, 2026
Save €13,640 EUR (89%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €15,279 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 10.18ct lab-grown oval diamond

This 10.18ct lab-grown oval 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 LG583319019 or 583319019. Listed at 10 retailers as of October 27, 2026, with prices from €1,640 to €15,279, a €13,640 spread on the same certified stone. Brilliant Earth lists it at €15,279. 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

10.18
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG583319019
Dimensions17.53 × 12.20 × 7.68 mm
L/W Ratio1.44
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
17.53 mm12.20 mm10.18 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG583319019
Side View
Table 60.0%Crown 36.1°Girdle: MediumPavilion 41°Culet: NoneDepth 63.0%

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 27
Current: €15,046 EUR|Low: €1,640 EUR|High: €15,046 EUR|Avg: €6,274 EUR
Brilliant Earth
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 30, 2026
Retailer 11€1,640 EUR
Retailer 12€2,582 EUR
Retailer 13€2,618 EUR
Retailer 6€2,681 EUR
Retailer 5€3,088 EUR
Retailer 10€3,434 EUR
Retailer 4€3,538 EUR
Retailer 3€4,607 EUR
Retailer 9€4,919 EUR
Retailer 14€5,864 EUR
Retailer 2€8,018 EUR
Retailer 15€8,820 EUR
Retailer 8€9,846 EUR
Retailer 7€12,992 EUR
Brilliant Earth€15,046 EUR

9 data points across 15 retailers

10 retailers€1,640 EUR to €15,279 EUR

A
Cheapest Retailer
-
€1,640 EUR
£1,442 GBP
A
Retailer 2
-
€2,582 EUR
£2,271 GBP
View
B+
Retailer 3
-
€2,618 EUR
$2,925 USD
View
B+
Retailer 4
-
€3,434 EUR
$3,836 USD
View
B+
Retailer 5
-
€4,607 EUR
$5,146 USD
View
B
Retailer 6
-
€5,864 EUR
$6,551 USD
View
B
Retailer 7
-
€8,018 EUR
$8,958 USD
View
B
Retailer 8
-
€8,820 EUR
$9,854 USD
View
B
Retailer 9
-
€9,846 EUR
$11,000 USD
View
Most Expensive
B
Brilliant Earth
22301413A · Oct 29
€15,279 EUR
$17,070 USD
View
9 more retailers have this diamond
Prices start from €1,640 EURSave up to €13,640 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
10.18ct Oval
€1,640 EUR