CaratHunter
Plans
Oval|Lab Grown|IGI

10.09ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG570372222

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG570372222

Diamond specifications and retailer prices

From €1,625 EUR
£1,430 GBP
As of October 27, 2026
Save €13,520 EUR (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €15,145 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 10.09ct lab-grown oval diamond

This 10.09ct 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 LG570372222 or 570372222. Listed at 11 retailers as of October 27, 2026, with prices from €1,625 to €15,145, a €13,520 spread on the same certified stone. Brilliant Earth lists it at €15,145. 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

10.09
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG570372222
Dimensions18.01 × 12.05 × 7.61 mm
L/W Ratio1.49
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
18.01 mm12.05 mm10.09 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG570372222
Side View
Table 58.5%Crown 35.4°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.2%

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 27
Current: €13,480 EUR|Low: €1,625 EUR|High: €13,480 EUR|Avg: €7,378 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
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 14€1,625 EUR
Retailer 15€2,559 EUR
Retailer 16€2,596 EUR
Retailer 6€2,658 EUR
Retailer 5€3,061 EUR
Retailer 13€3,403 EUR
Retailer 4€3,507 EUR
Retailer 3€4,568 EUR
Retailer 12€4,802 EUR
Retailer 17€5,764 EUR
Retailer 2€7,949 EUR
Retailer 18€8,742 EUR
Retailer 11€9,756 EUR
Retailer 7€11,198 EUR
Retailer 9€12,878 EUR
Retailer 8€13,444 EUR
Retailer 10€13,444 EUR
Brilliant Earth€13,480 EUR

9 data points across 18 retailers

11 retailers€1,625 EUR to €15,145 EUR

A
Cheapest Retailer
-
€1,625 EUR
£1,430 GBP
A
Retailer 2
-
€2,559 EUR
£2,251 GBP
View
B+
Retailer 3
-
€2,596 EUR
$2,900 USD
View
B+
Retailer 4
-
€3,403 EUR
$3,802 USD
View
B+
Retailer 5
-
€4,568 EUR
$5,104 USD
View
B+
Retailer 6
-
€4,802 EUR
$5,365 USD
View
B
Retailer 7
-
€5,764 EUR
$6,440 USD
View
B
Retailer 8
-
€7,949 EUR
$8,881 USD
View
B
Retailer 9
-
€8,742 EUR
$9,767 USD
View
B
Retailer 10
-
€9,756 EUR
$10,900 USD
View
Most Expensive
B
Brilliant Earth
22301281A · Oct 29
€15,145 EUR
$16,920 USD
View
10 more retailers have this diamond
Prices start from €1,625 EURSave up to €13,520 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
10.09ct Oval
€1,625 EUR